practice ecgstrips
TRANSCRIPT
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 68 bpm/regular68 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 68 bpm/regular68 bpm/regular
PR intervalPR interval 0.24 sec0.24 sec
QRS durationQRS duration 0.06 to 0.08 sec0.06 to 0.08 sec
IdentificationIdentification Sinus rhythm with first-degreeSinus rhythm with first-degreeAV block, ST-segment elevationAV block, ST-segment elevation
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 83/min (sinus beats)/83/min (sinus beats)/Regular except for the eventRegular except for the event
Atrial rate/rhythmAtrial rate/rhythm 83/min (sinus beats)/83/min (sinus beats)/
Regular except for the eventRegular except for the event
PR intervalPR interval 0.20 sec0.20 sec
QRS durationQRS duration 0.08 to 0.10 sec0.08 to 0.10 sec
IdentificationIdentification Sinus rhythm with two PJCs,Sinus rhythm with two PJCs,
ST-segment elevationST-segment elevation
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Rhythm IdentificationRhythm Identification
This rhythm strip is from an 83-year-oldThis rhythm strip is from an 83-year-old
woman with syncope.woman with syncope.
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Ventricular rate/rhythmVentricular rate/rhythm 38 to 75 bpm/irregular38 to 75 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm 75 bpm/regular75 bpm/regular
PR intervalPR interval LengtheningLengthening
QRS durationQRS duration 0.06 to 0.08 sec0.06 to 0.08 sec
IdentificationIdentification Second-degree AV block, type ISecond-degree AV block, type I
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Rhythm IdentificationRhythm Identification
This rhythm strip is from an 82-year-old manThis rhythm strip is from an 82-year-old man
complaining of back pain.complaining of back pain.
Top = lead II, bottom = MCL1Top = lead II, bottom = MCL1
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Ventricular rate/rhythmVentricular rate/rhythm 41 to 73 bpm/irregular41 to 73 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm 56 to 125 bpm/irregular56 to 125 bpm/irregular
PR intervalPR interval 0.20 sec0.20 secQRS durationQRS duration 0.12 sec0.12 sec
IdentificationIdentification Sinus rhythm with a nonconducted PACSinus rhythm with a nonconducted PAC
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Rhythm IdentificationRhythm Identification
This rhythm strip is from an 86-year-oldThis rhythm strip is from an 86-year-old
woman who experienced a cardiopulmonarywoman who experienced a cardiopulmonary
arrest. The initial rhythm was asystole. Thearrest. The initial rhythm was asystole. The
following rhythm resulted after IVfollowing rhythm resulted after IVadministration of epinephrine and atropine.administration of epinephrine and atropine.
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Ventricular rate/rhythmVentricular rate/rhythm 40 bpm/regular40 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm NoneNone
PR intervalPR interval NoneNone
QRS durationQRS duration 0.18 sec0.18 sec
IdentificationIdentification Idioventricular rhythm (IVR)Idioventricular rhythm (IVR)(ventricular escape rhythm)(ventricular escape rhythm)
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Rhythm IdentificationRhythm Identification
This rhythm strip is from a 69-year-old manThis rhythm strip is from a 69-year-old man
complaining of shortness of breath. Lungcomplaining of shortness of breath. Lung
sounds reveal bilateral rales. Blood pressure:sounds reveal bilateral rales. Blood pressure:
160/58.160/58.
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Ventricular rate/rhythmVentricular rate/rhythm 107 bpm (sinus beats)/107 bpm (sinus beats)/
Regular except for the eventsRegular except for the events
Atrial rate/rhythmAtrial rate/rhythm 107 bpm (sinus beats)/107 bpm (sinus beats)/
Regular except for the eventsRegular except for the events
PR intervalPR interval 0.20 sec (sinus beats)0.20 sec (sinus beats)
QRS durationQRS duration 0.08 sec (sinus beats)0.08 sec (sinus beats)
IdentificationIdentification Sinus tachycardia with uniform PVCsSinus tachycardia with uniform PVCs
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 68 bpm/regular68 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 68 bpm/regular68 bpm/regular
PR intervalPR interval 0.28 sec0.28 sec
QRS durationQRS duration 0.06 sec0.06 secIdentificationIdentification Sinus rhythm with first-degree AVSinus rhythm with first-degree AV
block, ST-segment depressionblock, ST-segment depression
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 214 bpm/regular214 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.14 sec0.14 sec
IdentificationIdentification Monomorphic ventricular tachycardiaMonomorphic ventricular tachycardia
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 214 bpm (VT) to 71 bpm (atrial fib)/214 bpm (VT) to 71 bpm (atrial fib)/IrregularIrregular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.12 to 0.16 sec (VT) to0.12 to 0.16 sec (VT) to 0.06 sec0.06 sec(atrial fib)(atrial fib)
IdentificationIdentification Monomorphic VT to atrial fibrillationMonomorphic VT to atrial fibrillation
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 88 bpm/regular88 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.06 sec0.06 sec
IdentificationIdentification Atrial flutter with ST-segmentAtrial flutter with ST-segmentdepressiondepression
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 32 bpm/regular32 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 32 bpm (sinus beats)/32 bpm (sinus beats)/
None (junctional beats) to regularNone (junctional beats) to regular(sinus beats)(sinus beats)
PR intervalPR interval 0.14 sec (sinus beats)0.14 sec (sinus beats)
QRS durationQRS duration 0.04 to 0.06 sec0.04 to 0.06 secIdentificationIdentification Junctional bradycardia with ST-Junctional bradycardia with ST-
segment depression to sinussegment depression to sinusbradycardia, inverted T wavesbradycardia, inverted T waves
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 35 bpm/regular35 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 71 bpm/regular71 bpm/regular
PR intervalPR interval VariesVaries
QRS durationQRS duration 0.12 sec0.12 secIdentificationIdentification Complete (third-degree) AV blockComplete (third-degree) AV block
with inverted T waveswith inverted T waves
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Rhythm IdentificationRhythm Identification
This rhythm strip is from a 52-year-old manThis rhythm strip is from a 52-year-old man
found unresponsive, apneic, and pulseless.found unresponsive, apneic, and pulseless.
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Ventricular rate/rhythmVentricular rate/rhythm 88 bpm/regular88 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm NoneNone
PR intervalPR interval NoneNone
QRS durationQRS duration 0.12 to 0.14 sec0.12 to 0.14 sec
IdentificationIdentification Accelerated idioventricular rhythmAccelerated idioventricular rhythm(AIVR)(AIVR)
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Rhythm IdentificationRhythm Identification
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 48 to 83 bpm/irregular48 to 83 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm 167 bpm/regular167 bpm/regular
PR intervalPR interval 0.24 sec0.24 sec
QRS durationQRS duration 0.12 sec0.12 secIdentificationIdentification Second-degree AV block type IISecond-degree AV block type II
with ST-segment depressionwith ST-segment depression
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Rhythm IdentificationRhythm Identification
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Atrial paced activity?Atrial paced activity? YesYes
Ventricular paced activity?Ventricular paced activity? YesYes
Paced interval ratePaced interval rate 7171
IdentificationIdentification 100% paced rhythm 100% paced rhythm AV sequential pacemakerAV sequential pacemaker
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Rhythm IdentificationRhythm Identification
These rhythm strips are from a 78-year-oldThese rhythm strips are from a 78-year-old
man complaining of shortness of breath. Heman complaining of shortness of breath. He
has a history of COPD, coronary arteryhas a history of COPD, coronary artery
disease, and hypertension.disease, and hypertension.
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Ventricular rate/rhythmVentricular rate/rhythm 55 to 94 bpm/irregular55 to 94 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.10 sec0.10 sec
IdentificationIdentification Atrial fibrillation (controlled)Atrial fibrillation (controlled)
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Rhythm IdentificationRhythm Identification
This rhythm strip is from a 97-year-oldThis rhythm strip is from a 97-year-old
woman after a fall.woman after a fall.
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Ventricular rate/rhythmVentricular rate/rhythm 88 bpm/regular88 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 88 bpm/regular88 bpm/regular
PR intervalPR interval 0.24 sec0.24 sec
QRS durationQRS duration 0.06 sec0.06 sec
IdentificationIdentification Sinus rhythm with first-degree AVSinus rhythm with first-degree AVblock, ST-segment depressionblock, ST-segment depression
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Rhythm IdentificationRhythm Identification
This rhythm strip is from a 70-year-old manThis rhythm strip is from a 70-year-old man
complaining of a sharp pain across hiscomplaining of a sharp pain across his
shoulders. Blood pressure: 218/86.shoulders. Blood pressure: 218/86.
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Ventricular rate/rhythmVentricular rate/rhythm 115/min (sinus beats)/115/min (sinus beats)/Regular except for the eventsRegular except for the events
Atrial rate/rhythmAtrial rate/rhythm 115/min (sinus beats)/115/min (sinus beats)/
Regular except for the eventsRegular except for the events
PR intervalPR interval 0.18 sec (sinus beats)0.18 sec (sinus beats)QRS durationQRS duration 0.06 sec (sinus beats)0.06 sec (sinus beats)
IdentificationIdentification Sinus tachycardia with uniform PVCsSinus tachycardia with uniform PVCs
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Rhythm IdentificationRhythm Identification
This rhythm strip is from a 76-year-old manThis rhythm strip is from a 76-year-old man
complaining of indigestion.complaining of indigestion.
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Ventricular rate/rhythmVentricular rate/rhythm 32 bpm/regular32 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm NoneNone
PR intervalPR interval NoneNone
QRS durationQRS duration 0.06 sec0.06 sec
IdentificationIdentification Junctional bradycardia withJunctional bradycardia withST-segment depression andST-segment depression andinverted T wavesinverted T waves
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Rhythm IdentificationRhythm Identification
This rhythm strip is from an 80-year-oldThis rhythm strip is from an 80-year-old
woman complaining of weakness.woman complaining of weakness.
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Atrial paced activity?Atrial paced activity? NoNo
Ventricular paced activity?Ventricular paced activity? YesYes
Paced interval ratePaced interval rate 8383
IdentificationIdentification 100% ventricular paced rhythm100% ventricular paced rhythm
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 55/min (sinus beats)/55/min (sinus beats)/
Regular except for the event (everyRegular except for the event (every
other beat is an ectopic beat)other beat is an ectopic beat)
Atrial rate/rhythmAtrial rate/rhythm 55/min (sinus beats)/55/min (sinus beats)/
Regular except for the event (everyRegular except for the event (everyother beat is an ectopic beat)other beat is an ectopic beat)
PR intervalPR interval 0.12 sec (sinus beats)0.12 sec (sinus beats)QRS durationQRS duration 0.08 to 0.10 sec (sinus beats)0.08 to 0.10 sec (sinus beats)
IdentificationIdentification Sinus bradycardia with ventricularSinus bradycardia with ventricularbigeminybigeminy
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Rhythm IdentificationRhythm Identification
This rhythm strip is from a 90-year-old womanThis rhythm strip is from a 90-year-old woman
complaining of hip pain after a fall.complaining of hip pain after a fall.
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Ventricular rate/rhythmVentricular rate/rhythm 75 bpm/regular75 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 75 bpm/regular75 bpm/regular
PR intervalPR interval 0.18 sec0.18 sec
QRS durationQRS duration 0.08 to 0.10 sec0.08 to 0.10 secIdentificationIdentification Sinus rhythm withSinus rhythm with
ST-segment depressionST-segment depression
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Rhythm IdentificationRhythm Identification
This rhythm strip is from an 86-year-oldThis rhythm strip is from an 86-year-old
woman complaining of chest pain that shewoman complaining of chest pain that she
rates a 4 on a scale of 0 to 10. Bloodrates a 4 on a scale of 0 to 10. Blood
pressure: 142/72.pressure: 142/72.
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Rhythm IdentificationRhythm Identification
This rhythm strip is from a 78-year-old manThis rhythm strip is from a 78-year-old man
complaining of palpitations. Note the point atcomplaining of palpitations. Note the point at
which the patient was defibrillated.which the patient was defibrillated.
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Ventricular rate/rhythmVentricular rate/rhythm 63 to 79 bpm (sinus beats)/63 to 79 bpm (sinus beats)/
Irregular (sinus beats)Irregular (sinus beats)Atrial rate/rhythmAtrial rate/rhythm 63 to 79 bpm (sinus beats)/63 to 79 bpm (sinus beats)/
Irregular (sinus beats)Irregular (sinus beats)
PR intervalPR interval 0.12 sec (sinus beats)0.12 sec (sinus beats)
QRS durationQRS duration 0.04 to 0.06 sec (sinus beats)0.04 to 0.06 sec (sinus beats)
IdentificationIdentification Monomorphic ventricularMonomorphic ventriculartachycardia shock ventriculartachycardia shock ventricularbeats sinus arrhythmiabeats sinus arrhythmia
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 68 bpm (sinus beats)/68 bpm (sinus beats)/
Regular except for the eventRegular except for the event
Atrial rate/rhythmAtrial rate/rhythm 68 bpm (sinus beats)/68 bpm (sinus beats)/
Regular except for the eventRegular except for the event
PR intervalPR interval 0.18 sec (sinus beats)0.18 sec (sinus beats)
QRS durationQRS duration 0.06 sec (sinus beats)0.06 sec (sinus beats)
IdentificationIdentification Sinus rhythm with uniform PVCsSinus rhythm with uniform PVCs
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 115 bpm (sinus beats)/115 bpm (sinus beats)/
Regular except for the eventRegular except for the event
Atrial rate/rhythmAtrial rate/rhythm 115 bpm (sinus beats)/115 bpm (sinus beats)/
Regular except for the eventRegular except for the event
PR intervalPR interval 0.16 sec0.16 sec
QRS durationQRS duration 0.08 to 0.10 sec0.08 to 0.10 sec
IdentificationIdentification Sinus tachycardia with PACsSinus tachycardia with PACs
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Rhythm IdentificationRhythm Identification
This rhythm strip is from a 3-month-oldThis rhythm strip is from a 3-month-old
infant who had an altered level ofinfant who had an altered level of
responsiveness. She was limp with aresponsiveness. She was limp with a
respiratory rate of 4 breaths/min. Bloodrespiratory rate of 4 breaths/min. Bloodsugar was 174.sugar was 174.
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Ventricular rate/rhythmVentricular rate/rhythm 125 bpm/regular125 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 125 bpm/regular125 bpm/regular
PR intervalPR interval 0.12 to 0.16 sec0.12 to 0.16 sec
QRS durationQRS duration 0.06 sec (sinus beats)0.06 sec (sinus beats)
IdentificationIdentification Sinus tachycardia with anSinus tachycardia with aninterpolated PVCinterpolated PVC
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Ventricular rate/rhythmVentricular rate/rhythm 79 bpm/regular79 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Atrial fibrillation (controlled)Atrial fibrillation (controlled)
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Rhythm IdentificationRhythm Identification
This rhythm strip is from a 52-year-old manThis rhythm strip is from a 52-year-old man
with substernal chest pain. He has a historywith substernal chest pain. He has a history
of COPD and mitral valve regurgitation. Bloodof COPD and mitral valve regurgitation. Blood
pressure: 140/78.pressure: 140/78.
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Ventricular rate/rhythmVentricular rate/rhythm 75 bpm/regular75 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 75 bpm/regular75 bpm/regular
PR intervalPR interval 0.14 sec0.14 sec
QRS durationQRS duration 0.06 to 0.08 sec0.06 to 0.08 sec
IdentificationIdentification Sinus rhythm with ST-segmentSinus rhythm with ST-segmentdepressiondepression
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 34 bpm/regular34 bpm/regularAtrial rate/rhythmAtrial rate/rhythm 68 bpm/regular68 bpm/regular
PR intervalPR interval 0.14 to 0.16 sec0.14 to 0.16 sec
QRS durationQRS duration 0.10 sec0.10 sec
IdentificationIdentification 2:1 AV block, probably type I2:1 AV block, probably type I
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 60 to 98 bpm/irregular60 to 98 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm 111 bpm/regular111 bpm/regular
PR intervalPR interval LengthensLengthens
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Second-degree AV block, type ISecond-degree AV block, type I
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 75 bpm/regular75 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm NoneNone
PR intervalPR interval NoneNone
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Accelerated junctional rhythmAccelerated junctional rhythm
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 54 bpm/regular54 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.08 sec0.08 secIdentificationIdentification Atrial fibrillation (controlled)Atrial fibrillation (controlled)
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm NoneNone
Atrial rate/rhythmAtrial rate/rhythm NoneNone
PR intervalPR interval NoneNone
QRS durationQRS duration NoneNone
IdentificationIdentification AsystoleAsystole
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Rhythm IdentificationRhythm Identification
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Atrial paced activity?Atrial paced activity? NoNo
Ventricular paced activity?Ventricular paced activity? YesYes
Paced interval ratePaced interval rate 6565
IdentificationIdentification 100% ventricular paced rhythm100% ventricular paced rhythm
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Rhythm IdentificationRhythm Identification
These rhythm strips are from a 46-year-oldThese rhythm strips are from a 46-year-old
woman complaining of abdominal pain.woman complaining of abdominal pain.
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Ventricular rate/rhythmVentricular rate/rhythm 107 bpm (sinus beats)/107 bpm (sinus beats)/
Regular except for the eventsRegular except for the events
Atrial rate/rhythmAtrial rate/rhythm 107 bpm (sinus beats)/107 bpm (sinus beats)/
Regular except for the eventsRegular except for the events
PR intervalPR interval 0.14 sec (sinus beats)0.14 sec (sinus beats)
QRS durationQRS duration 0.06 sec (sinus beats)0.06 sec (sinus beats)
IdentificationIdentification Sinus tachycardia with uniform PVCsSinus tachycardia with uniform PVCs
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Ventricular rate/rhythmVentricular rate/rhythm 65 to 75 bpm (sinus beats)/Irregular65 to 75 bpm (sinus beats)/IrregularAtrial rate/rhythmAtrial rate/rhythm 65 to 75 bpm (sinus beats)/Irregular65 to 75 bpm (sinus beats)/Irregular
PR intervalPR interval 0.32 sec (sinus beats)0.32 sec (sinus beats)
QRS durationQRS duration 0.18 sec (sinus beats)0.18 sec (sinus beats)
IdentificationIdentification Sinus rhythm with first-degree AVSinus rhythm with first-degree AVblock, wide QRS (bundle branchblock, wide QRS (bundle branchblock), multiform PVCs, and ST-block), multiform PVCs, and ST-segment elevationsegment elevation
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Rhythm IdentificationRhythm Identification
This rhythm strip is from a 1-month-old infantThis rhythm strip is from a 1-month-old infant
after a 3-minute seizure.after a 3-minute seizure.
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Ventricular rate/rhythmVentricular rate/rhythm 130 bpm/regular130 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 130 bpm/regular130 bpm/regular
PR intervalPR interval 0.14 to 0.16 sec0.14 to 0.16 sec
QRS durationQRS duration 0.06 to 0.08 sec0.06 to 0.08 secIdentificationIdentification Sinus tachycardiaSinus tachycardia
f
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 45 bpm/regular45 bpm/regularAtrial rate/rhythmAtrial rate/rhythm 115 bpm/regular115 bpm/regular
PR intervalPR interval VariesVaries
QRS durationQRS duration 0.16 sec0.16 sec
IdentificationIdentification Complete (third-degree) AV blockComplete (third-degree) AV block
Rh th Id tifi ti
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Rhythm IdentificationRhythm Identification
This rhythm strip is from a 72-year-old manThis rhythm strip is from a 72-year-old man
complaining of chest pain.complaining of chest pain.
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Atrial paced activity?Atrial paced activity? NoNo
Ventricular paced activity?Ventricular paced activity? YesYes
Paced interval ratePaced interval rate 6060
IdentificationIdentification 100% ventricular paced rhythm100% ventricular paced rhythm
Rh h Id ifi iRh th Id tifi ti
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7/28/2019 Practice ECGStrips
83/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
This rhythm strip is from a 77-year-old womanThis rhythm strip is from a 77-year-old woman
with a congested cough.with a congested cough.
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7/28/2019 Practice ECGStrips
84/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 107 to 200 bpm/irregular107 to 200 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.06 to 0.08 sec0.06 to 0.08 sec
IdentificationIdentification Atrial fibrillation (uncontrolled)Atrial fibrillation (uncontrolled)
Rh th Id tifi tiRh th Id tifi ti
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7/28/2019 Practice ECGStrips
85/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
86/300
Copyright 2006 by Mosby I
VentricularVentricular
rate/rhythmrate/rhythm
30 bpm (junctional beats) to 56 bpm (sinus beats)/30 bpm (junctional beats) to 56 bpm (sinus beats)/
Irregular (junctional beats) to regular (sinus beats)Irregular (junctional beats) to regular (sinus beats)
Atrial rate/rhythmAtrial rate/rhythm None (junctional beats) to 56 bpm (sinus beats)/None (junctional beats) to 56 bpm (sinus beats)/
None (junctional beats) to regular (sinus beats)None (junctional beats) to regular (sinus beats)
PR intervalPR interval None (junctional beats) to 0.18 (sinus beats)None (junctional beats) to 0.18 (sinus beats)
QRS durationQRS duration 0.04 sec (junctional beats) to 0.08 (sinus beats)0.04 sec (junctional beats) to 0.08 (sinus beats)
IdentificationIdentification Junctional bradycardia to sinus bradycardiaJunctional bradycardia to sinus bradycardia
Rh th Id tifi tiRh th Id tifi ti
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7/28/2019 Practice ECGStrips
87/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
88/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 83 bpm (sinus beats)/regular83 bpm (sinus beats)/regular
Atrial rate/rhythmAtrial rate/rhythm 83 bpm (sinus beats)/regular83 bpm (sinus beats)/regular
PR intervalPR interval 0.20 sec (sinus beats)0.20 sec (sinus beats)
QRS durationQRS duration 0.06 to 0.08 sec (sinus beats)0.06 to 0.08 sec (sinus beats)
IdentificationIdentification Atrial flutter to sinus rhythmAtrial flutter to sinus rhythm
Rh th Id tifi tiRh th Id tifi ti
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7/28/2019 Practice ECGStrips
89/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
90/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 96 bpm (sinus beats)/96 bpm (sinus beats)/
Regular except for the eventRegular except for the event
Atrial rate/rhythmAtrial rate/rhythm 96 bpm (sinus beats)/96 bpm (sinus beats)/
Regular except for the eventRegular except for the event
PR intervalPR interval 0.12 sec (sinus beats)0.12 sec (sinus beats)
QRS durationQRS duration 0.08 to 0.10 sec (sinus beats)0.08 to 0.10 sec (sinus beats)
IdentificationIdentification Sinus rhythm with uniform PVCsSinus rhythm with uniform PVCs
Rh th Id tifi tiRh thm Identification
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7/28/2019 Practice ECGStrips
91/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
This rhythm strip is from a 54-year-old manThis rhythm strip is from a 54-year-old man
who had a syncopal episode.who had a syncopal episode.
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7/28/2019 Practice ECGStrips
92/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 58 bpm/regular58 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 58 bpm/regular58 bpm/regular
PR intervalPR interval 0.20 sec0.20 sec
QRS durationQRS duration 0.08 sec0.08 secIdentificationIdentification Sinus bradycardiaSinus bradycardia
Rh th Id tifi tiRhythm Identification
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7/28/2019 Practice ECGStrips
93/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
This rhythm strip is from a 66-year-old manThis rhythm strip is from a 66-year-old man
complaining of chest pain. Blood pressure:complaining of chest pain. Blood pressure:
170/96.170/96.
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7/28/2019 Practice ECGStrips
94/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 107 bpm/regular107 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 107 bpm/regular107 bpm/regular
PR intervalPR interval 0.24 sec0.24 sec
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Sinus tachycardia withSinus tachycardia withfirst-degree AV blockfirst-degree AV block
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
95/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
This rhythm strip is from a 43-year-old womanThis rhythm strip is from a 43-year-old woman
complaining of palpitations.complaining of palpitations.
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7/28/2019 Practice ECGStrips
96/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 214 bpm/regular214 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Narrow-QRS tachycardiaNarrow-QRS tachycardia
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
97/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
A 43-year-old woman is complaining of palpitations.A 43-year-old woman is complaining of palpitations.The patient has a history of SVT and states sheThe patient has a history of SVT and states she
cannot tolerate adenosine. The following rhythm iscannot tolerate adenosine. The following rhythm is
observed on the cardiac monitor after diltiazemobserved on the cardiac monitor after diltiazem
administration.administration.
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7/28/2019 Practice ECGStrips
98/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 187 bpm (atrial beats)/187 bpm (atrial beats)/
Regular (atrial beats)Regular (atrial beats)
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.08 sec (atrial beats)0.08 sec (atrial beats)
IdentificationIdentification Junctional to sinusJunctional to sinusto narrow-QRS tachycardiato narrow-QRS tachycardia
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
99/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
100/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm Unable to determineUnable to determine
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration Unable to determineUnable to determineIdentificationIdentification Ventricular fibrillation (coarse)Ventricular fibrillation (coarse)
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
101/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
102/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 37 bpm/regular37 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 75 bpm/regular75 bpm/regular
PR intervalPR interval 0.28 sec0.28 sec
QRS durationQRS duration 0.06 sec0.06 sec
IdentificationIdentification 2:1 AV block, probably type I2:1 AV block, probably type I
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
103/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
104/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 27 bpm/regular27 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 27 bpm/regular27 bpm/regular
PR intervalPR interval 0.22 sec0.22 sec
QRS durationQRS duration 0.12 sec0.12 sec
IdentificationIdentification Sinus bradycardia with first-degreeSinus bradycardia with first-degreeAV block, wide-QRS (probableAV block, wide-QRS (probablebundle branch block),bundle branch block),ST-segment depressionST-segment depression
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
105/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
This rhythm strip is from a 76-year-old womanThis rhythm strip is from a 76-year-old womancomplaining of back pain. Her medical historycomplaining of back pain. Her medical history
includes a myocardial infarction 2 years ago.includes a myocardial infarction 2 years ago.
-
7/28/2019 Practice ECGStrips
106/300
Copyright 2006 by Mosby I
Atrial paced activity?Atrial paced activity? NoNo
Ventricular paced activity?Ventricular paced activity? YesYes
Paced interval ratePaced interval rate 6565
IdentificationIdentification 100% ventricular paced rhythm100% ventricular paced rhythm
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
107/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
This rhythm strip is from an 80-year-old manThis rhythm strip is from an 80-year-old manfound sitting in a chair. He is unresponsive,found sitting in a chair. He is unresponsive,
apneic, and pulseless.apneic, and pulseless.
-
7/28/2019 Practice ECGStrips
108/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm NoneNone
Atrial rate/rhythmAtrial rate/rhythm NoneNonePR intervalPR interval NoneNone
QRS durationQRS duration NoneNone
IdentificationIdentification Asystole the electrical activityAsystole the electrical activity
shown is caused by pacemakershown is caused by pacemakerspikes from the patientsspikes from the patientspermanent pacemaker (nopermanent pacemaker (nocapture)capture)
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
109/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
This rhythm strip is from an 88-year-oldThis rhythm strip is from an 88-year-oldwoman complaining of hip pain after a fallwoman complaining of hip pain after a fall
injury.injury.
-
7/28/2019 Practice ECGStrips
110/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 68 to 125 bpm/irregular68 to 125 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Atrial fibrillationAtrial fibrillation
-
7/28/2019 Practice ECGStrips
111/300
-
7/28/2019 Practice ECGStrips
112/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 42 to 68 bpm/irregular42 to 68 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm 68 bpm/regular68 bpm/regular
PR intervalPR interval LengthensLengthens
QRS durationQRS duration
0.10 sec0.10 sec
IdentificationIdentification Second-degree AV block type ISecond-degree AV block type Iwith a ventricular complexwith a ventricular complex
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
113/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
114/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 48 bpm (junctional beats)/ regular48 bpm (junctional beats)/ regular
Atrial rate/rhythmAtrial rate/rhythm Unable to determine (junctional beats)Unable to determine (junctional beats)
PR intervalPR interval Unable to determine (junctional beats)Unable to determine (junctional beats)
QRS durationQRS duration 0.06 to 0.08 sec0.06 to 0.08 sec
IdentificationIdentification Sinus bradycardia with a first-degreeSinus bradycardia with a first-degree
AV block to junctional escape rhythmAV block to junctional escape rhythm
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
115/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
This rhythm strip is from a 67-year-old womanThis rhythm strip is from a 67-year-old womanfound unresponsive on the side of the road.found unresponsive on the side of the road.
Outdoor temperature is 112F. BloodOutdoor temperature is 112F. Blood
pressure: 238/110, respiratory rate: 60/min.pressure: 238/110, respiratory rate: 60/min.
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7/28/2019 Practice ECGStrips
116/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 136 bpm/regular136 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 136 bpm/regular136 bpm/regular
PR intervalPR interval 0.16 sec0.16 sec
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Sinus tachycardia withSinus tachycardia withST-segment depressionST-segment depression
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
117/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
This rhythm strip is from an 84-year-old manThis rhythm strip is from an 84-year-old mancomplaining of dizziness. He had a triplecomplaining of dizziness. He had a triple
bypass 4 days ago.bypass 4 days ago.
-
7/28/2019 Practice ECGStrips
118/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 60 bpm (sinus beats)/60 bpm (sinus beats)/
Regular except for the event (everyRegular except for the event (everyother beat is an ectopic beat)other beat is an ectopic beat)
Atrial rate/rhythmAtrial rate/rhythm 60 bpm (sinus beats)/60 bpm (sinus beats)/
Regular except for the eventRegular except for the event
PR intervalPR interval 0.16 sec (sinus beats)0.16 sec (sinus beats)
QRS durationQRS duration 0.08 sec (sinus beats)0.08 sec (sinus beats)
IdentificationIdentification Sinus rhythm with ventricularSinus rhythm with ventricularbigeminy, ST-segment depressionbigeminy, ST-segment depression
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
119/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
This rhythm strip is from an 81-year-oldThis rhythm strip is from an 81-year-oldwoman with an altered level ofwoman with an altered level of
responsiveness. blood pressure: 160/70,responsiveness. blood pressure: 160/70,
blood sugar: 114.blood sugar: 114.
-
7/28/2019 Practice ECGStrips
120/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 56 bpm/regular56 bpm/regularAtrial rate/rhythmAtrial rate/rhythm 56 bpm/regular56 bpm/regular
PR intervalPR interval 0.24 sec0.24 sec
QRS durationQRS duration 0.06 sec0.06 sec
IdentificationIdentification Sinus bradycardia withSinus bradycardia withfirst-degree AV blockfirst-degree AV block
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
121/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
This rhythm strip is from a 80-year-old woman whoThis rhythm strip is from a 80-year-old woman whowas playing Bingo when she felt dizzy and slumpedwas playing Bingo when she felt dizzy and slumped
over in her chair. Bystanders state she wasover in her chair. Bystanders state she was
unresponsive for approximately 5 minutes. A pulse isunresponsive for approximately 5 minutes. A pulse is
present.present.
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7/28/2019 Practice ECGStrips
122/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 75 to 94 bpm/irregular75 to 94 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Atrial fibrillation (controlled)Atrial fibrillation (controlled)
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
123/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
This rhythm strip is from a 91-year-old womanThis rhythm strip is from a 91-year-old womancomplaining of chest pain and difficultycomplaining of chest pain and difficulty
breathing.breathing.
-
7/28/2019 Practice ECGStrips
124/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 94 to 108 bpm/irregular94 to 108 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.10 sec0.10 sec
IdentificationIdentification Atrial fibrillation withAtrial fibrillation with
ST-segment elevationST-segment elevation
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
125/300
Copyright 2006 by Mosby I
Rhythm IdentificationRhythm Identification
This rhythm strip is from an 85-year-oldThis rhythm strip is from an 85-year-oldwoman complaining of numbness in her legs.woman complaining of numbness in her legs.
-
7/28/2019 Practice ECGStrips
126/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 48 bpm/regular48 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 48 bpm/regular48 bpm/regular
PR intervalPR interval 0.16 sec0.16 sec
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Sinus bradycardiaSinus bradycardia
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
127/300
Copyright 2006 by Mosby I
Rhythm Identificationy
This rhythm strip is from a 59-year-old womanThis rhythm strip is from a 59-year-old womanwho complained of sudden weakness in herwho complained of sudden weakness in her
legs and fell to the floor in her kitchen.legs and fell to the floor in her kitchen.
-
7/28/2019 Practice ECGStrips
128/300
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
129/300
Copyright 2006 by Mosby I
yy
This rhythm strip is from an 82-year-oldThis rhythm strip is from an 82-year-oldwoman with vomiting x 2 days.woman with vomiting x 2 days.
-
7/28/2019 Practice ECGStrips
130/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 115 bpm/regular115 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 115 bpm/regular115 bpm/regular
PR intervalPR interval 0.18 sec0.18 sec
QRS durationQRS duration 0.06 sec0.06 sec
IdentificationIdentification Sinus tachycardiaSinus tachycardia
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
131/300
Copyright 2006 by Mosby I
yy
This rhythm strip is from a 62-year-old womanThis rhythm strip is from a 62-year-old womancomplaining of chest pain. Her blood pressurecomplaining of chest pain. Her blood pressure
is 146/104, respirations are 20. Breathis 146/104, respirations are 20. Breath
sounds are clear.sounds are clear.
-
7/28/2019 Practice ECGStrips
132/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 167 bpm/regular167 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.06 sec0.06 sec
IdentificationIdentification Narrow-QRS tachycardia (SVT)Narrow-QRS tachycardia (SVT)with ST-segment depressionwith ST-segment depression
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
133/300
Copyright 2006 by Mosby I
yy
This rhythm strip is from a 6-year-old boyThis rhythm strip is from a 6-year-old boyimmediately after a seizure.immediately after a seizure.
-
7/28/2019 Practice ECGStrips
134/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 68 to 88 bpm/irregular68 to 88 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm 68 to 88 bpm/irregular68 to 88 bpm/irregular
PR intervalPR interval 0.12 sec0.12 sec
QRS durationQRS duration 0.08 sec0.08 secIdentificationIdentification Sinus arrhythmiaSinus arrhythmia
-
7/28/2019 Practice ECGStrips
135/300
-
7/28/2019 Practice ECGStrips
136/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 65 bpm/regular65 bpm/regularAtrial rate/rhythmAtrial rate/rhythm 65 bpm/regular65 bpm/regular
PR intervalPR interval 0.16 sec0.16 sec
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Sinus rhythm with ST-segmentSinus rhythm with ST-segmentelevationelevation
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
137/300
Copyright 2006 by Mosby I
yy
These rhythm strips are from a 44-year-oldThese rhythm strips are from a 44-year-oldwoman complaining of chest pain.woman complaining of chest pain.
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7/28/2019 Practice ECGStrips
138/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 176 bpm/regular176 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm NoneNone
PR intervalPR interval NoneNone
QRS durationQRS duration 0.12 to 0.14 sec0.12 to 0.14 sec
IdentificationIdentification Monomorphic ventricularMonomorphic ventriculartachycardiatachycardia
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
139/300
Copyright 2006 by Mosby I
y
-
7/28/2019 Practice ECGStrips
140/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 29 bpm/regular29 bpm/regularAtrial rate/rhythmAtrial rate/rhythm 71 bpm/regular71 bpm/regular
PR intervalPR interval VariesVaries
QRS durationQRS duration 0.16 sec0.16 sec
IdentificationIdentification Complete (third-degree) AV blockComplete (third-degree) AV blockwith ST-segment elevationwith ST-segment elevation
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
141/300
Copyright 2006 by Mosby I
y
This rhythm strip is from an 81-year-oldThis rhythm strip is from an 81-year-oldwoman complaining of chest pain.woman complaining of chest pain.
-
7/28/2019 Practice ECGStrips
142/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 76 bpm/regular76 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm NoneNone
PR intervalPR interval NoneNone
QRS durationQRS duration 0.12 to 0.14 sec0.12 to 0.14 sec
IdentificationIdentification Accelerated idioventricular rhythmAccelerated idioventricular rhythm(AIVR)(AIVR)
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
143/300
Copyright 2006 by Mosby I
This rhythm strip is from a 74-year-old womanThis rhythm strip is from a 74-year-old womancomplaining of weakness.complaining of weakness.
-
7/28/2019 Practice ECGStrips
144/300
Copyright 2006 by Mosby I
Atrial paced activity?Atrial paced activity? NoNo
Ventricular paced activity?Ventricular paced activity? YesYes
Paced interval ratePaced interval rate 6868
IdentificationIdentification Ventricular demand pacemakerVentricular demand pacemaker
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
145/300
Copyright 2006 by Mosby I
-
7/28/2019 Practice ECGStrips
146/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 75 to 150 bpm/irregular75 to 150 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Atrial flutterAtrial flutter
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
147/300
Copyright 2006 by Mosby I
-
7/28/2019 Practice ECGStrips
148/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 42 bpm (sinus beats)/42 bpm (sinus beats)/
Regular except for the event (everyRegular except for the event (every
other beat is an ectopic beat)other beat is an ectopic beat)
Atrial rate/rhythmAtrial rate/rhythm 42 bpm (sinus beats)/42 bpm (sinus beats)/
Regular except for the eventRegular except for the event
PR intervalPR interval 0.12 sec (sinus beats)0.12 sec (sinus beats)
QRS durationQRS duration 0.08 to 0.10 sec (sinus beats)0.08 to 0.10 sec (sinus beats)IdentificationIdentification Sinus bradycardia withSinus bradycardia with
ventricular bigeminyventricular bigeminy
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
149/300
Copyright 2006 by Mosby I
-
7/28/2019 Practice ECGStrips
150/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 42 bpm/regular42 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm NoneNone
PR intervalPR interval NoneNone
QRS durationQRS duration 0.24 sec0.24 sec
IdentificationIdentification Accelerated idioventricular rhythmAccelerated idioventricular rhythm(AIVR)(AIVR)
Rhythm IdentificationRhythm Identification
-
7/28/2019 Practice ECGStrips
151/300
Copyright 2006 by Mosby I
These rhythm strips are from a 63-year-old womanThese rhythm strips are from a 63-year-old womanwho experienced a syncopal episode. Bloodwho experienced a syncopal episode. Blood
pressure is 200/90, blood sugar is 98.pressure is 200/90, blood sugar is 98.
-
7/28/2019 Practice ECGStrips
152/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 44 bpm/regular44 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 88 bpm/regular88 bpm/regular
PR intervalPR interval 0.20 sec0.20 sec
QRS durationQRS duration 0.10 sec0.10 sec
IdentificationIdentification 2:1 AV block, probably type I2:1 AV block, probably type I
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
153/300
Copyright 2006 by Mosby I
This rhythm strip is from an 84-year-oldThis rhythm strip is from an 84-year-oldwoman with a nosebleed. Blood pressure:woman with a nosebleed. Blood pressure:
250/74.250/74.
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7/28/2019 Practice ECGStrips
154/300
Copyright 2006 by Mosby I
Ventricular rate/rhythmVentricular rate/rhythm 68 bpm/regular68 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 68 bpm/regular68 bpm/regular
PR intervalPR interval 0.16 sec0.16 sec
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Sinus rhythmSinus rhythm
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
155/300
Copyright 2006 by Mosby I
This rhythm strip is from a 79-year-old manThis rhythm strip is from a 79-year-old mancomplaining of palpitations. His initial bloodcomplaining of palpitations. His initial blood
pressure was 112/84. His second bloodpressure was 112/84. His second blood
pressure, 8 minutes after the first, was 78/P.pressure, 8 minutes after the first, was 78/P.
-
7/28/2019 Practice ECGStrips
156/300
Rhythm IdentificationRhythm Identification
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7/28/2019 Practice ECGStrips
157/300
Copyright 2006 by Mosby I
-
7/28/2019 Practice ECGStrips
158/300
Copyright 2006 by Mosby I
Atrial paced activity?Atrial paced activity? NoNo
Ventricular paced activity?Ventricular paced activity? YesYesPaced interval ratePaced interval rate 6060
IdentificationIdentification 100% ventricular paced rhythm100% ventricular paced rhythm
Rhythm IdentificationRhythm Identification
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This rhythm strip is from an 80-year-old manThis rhythm strip is from an 80-year-old mancomplaining of weakness and dizziness.complaining of weakness and dizziness.
Blood pressure is 160/98, blood sugar is 88.Blood pressure is 160/98, blood sugar is 88.
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160/300
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Ventricular rate/rhythmVentricular rate/rhythm 63 to 100 bpm/irregular63 to 100 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.08 to 0.10 sec0.08 to 0.10 sec
IdentificationIdentification Atrial fibrillation (controlled)Atrial fibrillation (controlled)
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 42 to 71 bpm/irregular42 to 71 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm 125 bpm/regular125 bpm/regular
PR intervalPR interval 0.24 sec0.24 sec
QRS durationQRS duration 0.10 to 0.12 sec0.10 to 0.12 sec
IdentificationIdentification Second-degree AV block type IISecond-degree AV block type II
Rhythm IdentificationRhythm Identification
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This rhythm strip is from a 58-year-old manThis rhythm strip is from a 58-year-old manwith chest pain that he rates as a 2 on a scalewith chest pain that he rates as a 2 on a scale
of 0 to 10. He states he recently began takingof 0 to 10. He states he recently began taking
pills for weight control.pills for weight control.
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Ventricular rate/rhythmVentricular rate/rhythm 91 bpm (sinus beats)/91 bpm (sinus beats)/
Regular except for the event(s)Regular except for the event(s)
Atrial rate/rhythmAtrial rate/rhythm 91 bpm (sinus beats)/91 bpm (sinus beats)/
Regular except for the event(s)Regular except for the event(s)
PR intervalPR interval 0.20 sec (sinus beats)0.20 sec (sinus beats)
QRS durationQRS duration 0.06 sec (sinus beats)0.06 sec (sinus beats)
IdentificationIdentification Sinus rhythm with uniform PVCs,Sinus rhythm with uniform PVCs,ST-segment depressionST-segment depression
Rhythm IdentificationRhythm Identification
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This rhythm strip is from a 60-year-old womanThis rhythm strip is from a 60-year-old womancomplaining of palpitations and shortness ofcomplaining of palpitations and shortness of
breath.breath.
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Ventricular rate/rhythmVentricular rate/rhythm 130 to 214 bpm/ irregular130 to 214 bpm/ irregular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Atrial fibrillation with a rapidAtrial fibrillation with a rapidventricular response (RVR)ventricular response (RVR)
Rhythm IdentificationRhythm Identification
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This rhythm strip is from a 60-year-old womanThis rhythm strip is from a 60-year-old womancomplaining of palpitations and shortness ofcomplaining of palpitations and shortness of
breath after administration of adenosine 6 mgbreath after administration of adenosine 6 mg
IV.IV.
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Ventricular rate/rhythmVentricular rate/rhythm 28 to 63 bpm/irregular28 to 63 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.08 sec0.08 secIdentificationIdentification Atrial fibrillationAtrial fibrillation
Rhythm IdentificationRhythm Identification
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This rhythm strip is from a 60-year-old womanThis rhythm strip is from a 60-year-old womancomplaining of palpitations and shortness ofcomplaining of palpitations and shortness of
breath 1 minute after administration ofbreath 1 minute after administration of
adenosine 12 mg IV.adenosine 12 mg IV.
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Ventricular rate/rhythmVentricular rate/rhythm 18 to 21 bpm/irregular18 to 21 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Atrial fibrillationAtrial fibrillation
Rhythm IdentificationRhythm Identification
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This rhythm strip is from a 60-year-old womanThis rhythm strip is from a 60-year-old womancomplaining of palpitations and shortness ofcomplaining of palpitations and shortness of
breath two minutes after administration ofbreath two minutes after administration of
adenosine 6 mg IV.adenosine 6 mg IV.
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Ventricular rate/rhythmVentricular rate/rhythm 115 to 250 bpm/irregular115 to 250 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Atrial fibrillation with a rapidAtrial fibrillation with a rapidventricular response (RVR)ventricular response (RVR)
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 30 bpm (junctional beats)/irregular30 bpm (junctional beats)/irregularAtrial rate/rhythmAtrial rate/rhythm None (junctional beats)/irregularNone (junctional beats)/irregular
PR intervalPR interval 0.16 sec (sinus beats)0.16 sec (sinus beats)
QRS durationQRS duration 0.06 sec0.06 sec
IdentificationIdentification Sinus beat, two junctional beats,Sinus beat, two junctional beats,sinus beat; ST-segment depressionsinus beat; ST-segment depression
Rhythm IdentificationRhythm Identification
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This rhythm strip is from a 90-year-old womanThis rhythm strip is from a 90-year-old womanwith shortness of breath.with shortness of breath.
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Atrial paced activity?Atrial paced activity? NoNo
Ventricular paced activity?Ventricular paced activity? YesYes
Paced interval ratePaced interval rate 6060
IdentificationIdentification 100% ventricular paced rhythm100% ventricular paced rhythm
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 75 bpm (sinus beats)/75 bpm (sinus beats)/
Regular except for the event(s)Regular except for the event(s)
Atrial rate/rhythmAtrial rate/rhythm 75 bpm (sinus beats)/75 bpm (sinus beats)/
Regular except for the event(s)Regular except for the event(s)
PR intervalPR interval 0.16 to 0.18 sec (sinus beats)0.16 to 0.18 sec (sinus beats)
QRS durationQRS duration 0.04 to 0.06 sec (sinus beats)0.04 to 0.06 sec (sinus beats)
IdentificationIdentification Sinus rhythm with uniform PVCsSinus rhythm with uniform PVCs
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 100 bpm (sinus beats) to 150 bpm100 bpm (sinus beats) to 150 bpm(VT)/Regular(VT)/Regular
Atrial rate/rhythmAtrial rate/rhythm 100 bpm (sinus beats)/100 bpm (sinus beats)/
Regular to unable to determineRegular to unable to determine
PR intervalPR interval 0.24 sec (sinus beats)0.24 sec (sinus beats)
QRS durationQRS duration 0.08 sec (sinus beats)0.08 sec (sinus beats)
IdentificationIdentification Sinus rhythm with first-degree AVSinus rhythm with first-degree AVblock to monomorphic ventricularblock to monomorphic ventriculartachycardia (VT)tachycardia (VT)
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 47 bpm/regular47 bpm/regularAtrial rate/rhythmAtrial rate/rhythm 115 bpm/regular115 bpm/regular
PR intervalPR interval VariesVaries
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Complete (third-degree) AV blockComplete (third-degree) AV blockwith ST-segment elevationwith ST-segment elevation
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 88 to 167 bpm/irregular88 to 167 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration
0.06 to 0.08 sec0.06 to 0.08 sec
IdentificationIdentification Atrial fibrillationAtrial fibrillation
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm NoneNone
Atrial rate/rhythmAtrial rate/rhythm 94 bpm/regular94 bpm/regular
PR intervalPR interval NoneNone
QRS durationQRS duration NoneNone
IdentificationIdentification P-wave asystoleP-wave asystole
Rhythm IdentificationRhythm Identification
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This rhythm strip is from a 74-year-old womanThis rhythm strip is from a 74-year-old womanwith chest pain. Blood pressure: 192/90. Shewith chest pain. Blood pressure: 192/90. She
rates her pain as a 9 on a scale of 0 to 10.rates her pain as a 9 on a scale of 0 to 10.
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Ventricular rate/rhythmVentricular rate/rhythm 136 bpm/regular136 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 136 bpm/regular136 bpm/regular
PR intervalPR interval 0.14 sec0.14 sec
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Sinus tachycardiaSinus tachycardia
Rhythm IdentificationRhythm Identification
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Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 35 bpm/regular35 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 35 bpm/regular35 bpm/regularPR intervalPR interval 0.16 sec0.16 sec
QRS durationQRS duration 0.06 sec0.06 sec
NoteNote U waves are presentU waves are present
(they follow the T waves)(they follow the T waves)
IdentificationIdentification Sinus bradycardia withSinus bradycardia with
ST-segment depressionST-segment depression
Rhythm IdentificationRhythm Identification
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This rhythm strip is from a 97-year-old manThis rhythm strip is from a 97-year-old manwith chest pain.with chest pain.
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Atrial paced activity?Atrial paced activity? YesYes
Ventricular paced activity?Ventricular paced activity? YesYes
Paced interval ratePaced interval rate 6060
IdentificationIdentification AV sequential pacemaker withAV sequential pacemaker with
failure to capturefailure to capture
Rhythm IdentificationRhythm Identification
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This rhythm strip is from an 85-year-oldThis rhythm strip is from an 85-year-oldwoman with an altered level ofwoman with an altered level of
responsiveness. Blood pressure: 136/78,responsiveness. Blood pressure: 136/78,
blood sugar is 96.blood sugar is 96.
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Ventricular rate/rhythmVentricular rate/rhythm 115 bpm (sinus beats)/115 bpm (sinus beats)/
Regular except for the eventRegular except for the eventAtrial rate/rhythmAtrial rate/rhythm 115 bpm (sinus beats)/115 bpm (sinus beats)/
Regular except for the eventRegular except for the event
PR intervalPR interval 0.20 sec (sinus beats)0.20 sec (sinus beats)
QRS durationQRS duration 0.08 to 0.10 sec (sinus beats)0.08 to 0.10 sec (sinus beats)IdentificationIdentification Sinus tachycardia with a PVC andSinus tachycardia with a PVC and
a ventricular coupleta ventricular couplet
Rhythm IdentificationRhythm Identification
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This rhythm strip is from an 88-year-old manThis rhythm strip is from an 88-year-old mancomplaining of chest pain that he rates as a 6complaining of chest pain that he rates as a 6
on a scale of 0 to 10. Blood pressure: 170/80.on a scale of 0 to 10. Blood pressure: 170/80.
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Ventricular rate/rhythmVentricular rate/rhythm 115 bpm (sinus beats)/115 bpm (sinus beats)/
Regular except for the eventRegular except for the event
Atrial rate/rhythmAtrial rate/rhythm 115 bpm (sinus beats)/115 bpm (sinus beats)/
Regular except for the eventRegular except for the event
PR intervalPR interval 0.16 sec0.16 sec
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Sinus tachycardia with PACsSinus tachycardia with PACs
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 29 bpm/essentially regular29 bpm/essentially regular
Atrial rate/rhythmAtrial rate/rhythm NoneNone
PR intervalPR interval NoneNone
QRS durationQRS duration 0.04 to 0.06 sec0.04 to 0.06 sec
IdentificationIdentification Junctional bradycardiaJunctional bradycardiawith ST-segment depressionwith ST-segment depression
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 88 bpm/regular88 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 88 bpm/regular88 bpm/regular
PR intervalPR interval 0.28 sec0.28 sec
QRS durationQRS duration
0.08 sec0.08 sec
IdentificationIdentification Sinus rhythm with first-degree AVSinus rhythm with first-degree AVblock; ST-segment elevationblock; ST-segment elevation
Rhythm IdentificationRhythm Identification
This rhythm strip is from a 44 year old constructionThis rhythm strip is from a 44 year old construction
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This rhythm strip is from a 44-year-old constructionThis rhythm strip is from a 44-year-old construction
worker with a sudden onset of chest pressure.worker with a sudden onset of chest pressure.
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Ventricular rate/rhythmVentricular rate/rhythm 52 to 94 bpm/irregular52 to 94 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm 52 to 94 bpm/irregular52 to 94 bpm/irregular
PR intervalPR interval 0.12 sec0.12 sec
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Sinus arrhythmia at 52 to 94 bpmSinus arrhythmia at 52 to 94 bpm
Rhythm IdentificationRhythm Identification
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Atrial pacing?Atrial pacing? NoNo
Ventricular pacing?Ventricular pacing? YesYes
Paced intervalPaced interval 8080
IdentificationIdentification Ventricular-paced rhythm withVentricular-paced rhythm with
pacemaker malfunctionpacemaker malfunction(failure to capture)(failure to capture)
Rhythm IdentificationRhythm Identification This rhythm strip is from an 82-year-old manThis rhythm strip is from an 82-year-old man
complaining of back paincomplaining of back pain
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complaining of back pain.complaining of back pain.
Top = lead II, bottom = MCL1.Top = lead II, bottom = MCL1.
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Ventricular rate/rhythmVentricular rate/rhythm 41 to 73 bpm/irregular41 to 73 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm 56 to 125 bpm/irregular56 to 125 bpm/irregular
PR intervalPR interval 0.20 sec0.20 sec
QRS durationQRS duration 0.120.12
IdentificationIdentification Sinus rhythm at 41 to 73 bpmSinus rhythm at 41 to 73 bpmwith a nonconducted PACwith a nonconducted PAC
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 78/min/regular except for the event78/min/regular except for the event
Atrial rate/rhythmAtrial rate/rhythm 78/min/regular except for the event78/min/regular except for the event
PR intervalPR interval 0.16 sec0.16 sec
QRS durationQRS duration 0.06 sec0.06 secIdentificationIdentification Sinus rhythm at 78 bpm with a PACSinus rhythm at 78 bpm with a PAC
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 44 bpm/regular44 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 44 bpm/regular44 bpm/regular
PR intervalPR interval 0.14 sec0.14 sec
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Junctional rhythm; ST-segmentJunctional rhythm; ST-segmentelevationelevation
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 115 bpm (sinus beats)/regular115 bpm (sinus beats)/regularexcept for the eventexcept for the event
Atrial rate/rhythmAtrial rate/rhythm 115 bpm (sinus beats)/regular115 bpm (sinus beats)/regularexcept for the eventexcept for the event
PR intervalPR interval 0.16 sec (sinus beats)0.16 sec (sinus beats)
QRS durationQRS duration 0.06 sec (sinus beats)0.06 sec (sinus beats)
IdentificationIdentification Sinus tachycardia with a PJCSinus tachycardia with a PJC
Rhythm IdentificationRhythm Identification This rhythm strip is from an 82-year-old manThis rhythm strip is from an 82-year-old man
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complaining of chest pain.complaining of chest pain.
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Ventricular rate/rhythmVentricular rate/rhythm 245 bpm/regular245 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 245 bpm/regular245 bpm/regular
PR intervalPR interval NoneNone
QRS durationQRS duration 0.28 sec0.28 sec
IdentificationIdentification Monomorphic ventricularMonomorphic ventriculartachycardiatachycardia
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 21 bpm/irregular21 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm 21 bpm/irregular21 bpm/irregularPR intervalPR interval 0.36 sec0.36 sec
QRS durationQRS duration 0.08 to 0.10 sec0.08 to 0.10 sec
IdentificationIdentification Sinus bradycardia withSinus bradycardia withjunctional escape beatsjunctional escape beats
Rhythm IdentificationRhythm Identification
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VentricularVentricularrate/rhythmrate/rhythm
48 to 83 bpm/irregular48 to 83 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm 167 bpm/regular167 bpm/regular
PR intervalPR interval 0.24 sec0.24 sec
QRS durationQRS duration 0.12 sec0.12 secIdentificationIdentification Second-degree AV block type II;Second-degree AV block type II;
ST-segment depressionST-segment depression
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 115 to 215 bpm/irregular115 to 215 bpm/irregularAtrial rate/rhythmAtrial rate/rhythm Unable to determine/irregularUnable to determine/irregular
PR intervalPR interval VariesVaries
QRS durationQRS duration 0.04 to 0.06 sec0.04 to 0.06 sec
IdentificationIdentification Multifocal atrial tachycardiaMultifocal atrial tachycardiawith ST-segment depressionwith ST-segment depression
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 71/min, regular71/min, regularAtrial rate/rhythmAtrial rate/rhythm 71/min, regular71/min, regular
PR intervalPR interval 0.16 to 0.20 sec0.16 to 0.20 sec
QRS durationQRS duration 0.12 to 0.14 sec0.12 to 0.14 sec
IdentificationIdentification Sinus rhythm at 71 bpm with a wide QRS,Sinus rhythm at 71 bpm with a wide QRS,
ST-segment depressionST-segment depression
Rhythm IdentificationRhythm Identification
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VentricularVentricularrate/rhythmrate/rhythm
94 (sinus beats)/irregular94 (sinus beats)/irregular
Atrial rate/rhythmAtrial rate/rhythm 94 (sinus beats)/irregular94 (sinus beats)/irregular
PR intervalPR interval 0.16 sec (sinus beats)0.16 sec (sinus beats)
QRS durationQRS duration 0.08 sec (sinus beats)0.08 sec (sinus beats)
IdentificationIdentification Sinus rhythm with an episode ofSinus rhythm with an episode ofcouplets and a run of VTcouplets and a run of VT
Rhythm IdentificationRhythm Identification This rhythm strip is from a 73-year-old man complaining of chest pain.
History of hypertension and lung disease. Medications include aspirin,
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albuterol, and Lotensin.
U wave
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Ventricular rate/rhythmVentricular rate/rhythm 44 bpm/regular44 bpm/regularAtrial rate/rhythmAtrial rate/rhythm 44 bpm/regular44 bpm/regular
PR intervalPR interval 0.16 sec0.16 sec
QRS durationQRS duration 0.06 sec0.06 sec
IdentificationIdentification Sinus bradycardia at 44 bpm, ST-segmentSinus bradycardia at 44 bpm, ST-segmentdepression. Note the upright U wavesdepression. Note the upright U wavesfollowing each T wave.following each T wave.
Rhythm IdentificationRhythm Identification
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VentricularVentricularrate/rhythmrate/rhythm
60 to 98 bpm/irregular60 to 98 bpm/irregular
Atrial rate/rhythmAtrial rate/rhythm 111 bpm/regular111 bpm/regular
PR intervalPR interval LengthensLengthens
QRS durationQRS duration 0.08 sec0.08 secIdentificationIdentification Second-degree AV block type I;Second-degree AV block type I;
ST-segment depressionST-segment depression
Rhythm IdentificationRhythm Identification This rhythm strip is from a 69-year-old man who isThis rhythm strip is from a 69-year-old man who is
disoriented. He knows his name but has no ideadisoriented. He knows his name but has no idea
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where he is or how he got there. BP: 172/98, R: 20.where he is or how he got there. BP: 172/98, R: 20.
Blood sugar: 127 mg/dL.Blood sugar: 127 mg/dL.
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Ventricular rate/rhythmVentricular rate/rhythm 79 bpm/regular79 bpm/regular
Atrial rate/rhythmAtrial rate/rhythm 79 bpm/regular79 bpm/regular
PR intervalPR interval 0.18 sec0.18 sec
QRS durationQRS duration 0.06 to 0.08 sec0.06 to 0.08 sec
IdentificationIdentification Sinus rhythm at 79 bpmSinus rhythm at 79 bpm
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Ventricular rate/rhythmVentricular rate/rhythm 188/min/regular188/min/regular
Atrial rate/rhythmAtrial rate/rhythm Unable to determineUnable to determine
PR intervalPR interval Unable to determineUnable to determine
QRS durationQRS duration 0.06 sec0.06 sec
IdentificationIdentification Narrow-QRS tachycardia (AVNRT)Narrow-QRS tachycardia (AVNRT)with ST-segment depressionwith ST-segment depression
Rhythm IdentificationRhythm Identification
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Ventricular rate/rhythmVentricular rate/rhythm 64 bpm (sinus beats)/regular except for64 bpm (sinus beats)/regular except for
the eventthe eventAtrial rate/rhythmAtrial rate/rhythm 64 bpm (sinus beats)/regular except for64 bpm (sinus beats)/regular except for
the eventthe event
PR intervalPR interval 0.16 to 0.18 sec0.16 to 0.18 sec
QRS durationQRS duration 0.08 sec0.08 sec
IdentificationIdentification Sinus rhythm with an episode of sinusSinus rhythm with an episode of sinusarrest and a junctional escape beatarrest and a junctional escape beat
Rhythm IdentificationRhythm IdentificationThis rhythm strip is from an 82-year-old man complaining of
back pain.
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7/28/2019 Practice ECGStrips
237/300
Copyright 2006 by Mosby I
Lead II
Lead MCL1
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7/28/2019 Practice ECGStrips
238/300