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    II. Basic Life Support (BLS)

    It is a level of medical care which is used for patients with life-threatening illness or injury until thepatient can be given full medical care. It can be provided by trained medical personnel, includingemergency medical technicians, and by laypersons who have received BLS training. BLS is generallyused in the pre-hospital setting, and can be provided without medical equipment.

    BLS generally does not include the use of drugs or invasive skills, and can be contrasted with theprovision of Advanced Life Support (ALS). Most laypersons can master BLS skills after attending a shortcourse. Firefighters and police officers are often required to be BLS certified. BLS is also immenselyuseful for many other professions, such as daycare providers, teachers and security personnel.

    CPR provided in the field buys time for higher medical responders to arrive and provide ALS care.For this reason it is essential that any person starting CPR also obtains ALS support by calling for helpvia radio using agency policies and procedures and/or using an appropriate emergency telephonenumber.

    An important advance in providing BLS is the availability of the automated external defibrillator orAED, which can be used to defibrillation or delivery. This improves survival outcomes in cardiac arrestcases.

    Basic life support consists of a number of life-saving techniques focused on the medicine "ABC"sof pre-hospital emergency care:

    - Airway: the protection and maintenance of a clear passageway for gases (principally oxygen andcarbon dioxide) to pass between the lungs and the outside of the body- Breathing: inflation and deflation of the lungs (respiration) via the airway- Circulation: providing an adequate blood supply to the body, especially critical organs, so as todeliver oxygen to all cells and remove carbon dioxide, via the perfusion of blood throughout the body.

    1) BLS Algorithm

    - Check for Response- Activate the EMS System

    -Open the Airway and Check Breathing.

    - Give 2 Rescue Breaths that make the chest rise.- Pulse Check (for Healthcare Providers)

    - If theres a pulse, give 1 breath every 5-6 seconds. Then, recheck pulse every 2 minutes.- If theres no pulse, give cycles of 30 compressions and 2 breaths until AED/defibrillator

    arrives, ALS providers take over, or victim starts to move. Push hard and fast (100/min) andrelease completely. Minimize interruptions in compressions.

    - AED/ Defibrillator arrives

    - Check rhythm if its shockable or not.- If its shockable, give 1 shock. Resume CPR immediately for 5 cycles.- If its not shockable, resume CPR immediately for 5 cycles. Check rhythm every 5 cycles;

    continue until ALS providers take over or victim starts to move.

    a) Witnessed Arrest- presence of primary PEA, and return of spontaneous circulation. The most accurate decision

    rule to recognize MPE consisted of witnessed arrest+primary PEA. This rule generatedsensitivity=67.6% and specificity=94.5% and yielded a posttest probability of MPE of 57%.

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    b) Unwitnessed Arrest

    - is unlikely with an initial response of basic life support alone. Withdrawal of resuscitationshould be considered if an adult victim of unwitnessed cardiac arrest is found in asystole andthe arrest is of obvious cardiac origin.

    c) Cricoid pressure

    - Pressure applied to the victims cricoid cartilage pushesthe trachea posteriorly, compresses

    the esophagus against thecervical vertebrae, and can prevent gastric inflation and reducetherisk of regurgitation and aspiration. Application

    of cricoid pressure usually requires a third

    rescuer, one whois not responsible for chest compressions or ventilations. Cricoid

    pressure

    should be used only if the victim is deeply unconscious(ie, has no cough or gag reflex).

    d) Pulse Check- Lay rescuers fail to recognize the absence of a pulse in 10%

    of pulseless victims (poor

    sensitivity for cardiac arrest) andfail to detect a pulse in 40% of victims with a pulse

    (poorspecificity). In the ECC Guidelines 2000

    the pulse check

    was deleted from training for

    lay rescuers and deemphasizedin training for healthcare providers. There is no

    evidence,however, that checking for breathing, coughing, or movement

    is superior for

    detection of circulation.For ease of training,

    the lay rescuer will be taught to assume that

    cardiac arrestis present if the unresponsive victim is not breathing.

    Healthcare providers also may take too long to check for a pulseand have difficulty

    determining if a pulse is present or absent.The healthcare provider should take no more than

    10 secondsto check for a pulse (Class IIa). If a pulse is not definitely

    felt within 10 seconds,

    proceed with chest compressions

    How to do a Pulse Check

    y Don a watch (or look at a clock) with a sweep second hand.

    y Run your index and middle fingers along your thumb line until you reach the

    bend in your wrist.

    y Gently press down until you feel your pulse.

    y Begin counting pulsations and continue to count for one full minute. Yourpulse should feel strong and regular and have a steady beat (rhythm).

    e) Chest Compression

    - Chest compressions consist of rhythmic applications of pressureover the lower half of the

    sternum. These compressions create

    blood flow by increasing intrathoracic pressure anddirectly

    compressing the heart. Although properly performed chest compressions

    can produce

    systolic arterial pressure peaks of 60 to 80 mmHg, diastolic pressure is low and mean arterial

    pressurein the carotid artery seldom exceeds 40 mm Hg.

    Blood flow generated by chest compressions delivers a smallbut critical amount of oxygen

    and substrate to the brain andmyocardium. In victims of VF SCA, chest compressions

    increasethe likelihood that a shock (ie, attempted defibrillation) will

    be successful. Chest

    compressions are especially important ifthe first shock is delivered 4 minutes after collapse.

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    Much of the information about the physiology of chest compressionsand the effect of varying

    compression rates, compression-ventilationratios, and duty cycles (percent of time the chest

    is compressed

    versus time allowed for chest recoil) is derived from animal

    models.Researchers at the 2005 Consensus Conference,

    however,

    reached several conclusions

    about chest compressions:

    -

    "Effective" chest compressions are essential for providing blood

    flow during CPR (ClassI).

    - To give "effective" chest compressions,"push hard and push

    fast." Compress the adult

    chest at a rateof about 100 compressions

    per minute, with a compression depth

    of 1 to 2

    inches (approximately4 to 5 cm). Allow the chest

    to recoil completelyafter each

    compression,

    and allow approximatelyequal compression and relaxation

    times.

    - Minimize interruptionsin chest compressions.

    - Further studies are needed to definethe best method for coordinating

    ventilations and

    chest compressionsand to identify the best

    compression-ventilation ratio in terms

    of survival

    and neurologicoutcome.

    f) Compression Ventilation Ratio

    - A compression-ventilation ratio of 30:2 is recommended and furthervalidation of this

    guideline is needed (Class IIa).In infants and children (see Part 11: "Pediatric Basic

    LifeSupport"), 2 rescuers should use a ratio of 15:2 (Class IIb).

    This 30:2 ratio is based on a consensus of experts rather thanclear evidence. It is designed

    to increase the number of compressions,reduce the likelihood of hyperventilation, minimize

    interruptionsin chest compressions for ventilation, and simplify instruction

    for teaching and

    skills retention. A manikin study suggeststhat rescuers may find a compression-ventilation

    ratio of 30:2more tiring than a ratio of 15:2. Further studies are needed

    to define the best

    method for coordinating chest compressionsand ventilations during CPR and to define the

    best compression-ventilationratio in terms of survival and neurologic outcome in patients

    with

    or without an advanced airway in place.

    Once an advanced airway is in place, 2 rescuers no longer delivercycles of CPR (ie,

    compressions interrupted by pauses for ventilation).Instead, the compressing rescuer should

    give continuous chestcompressions at a rate of 100 per minute without pauses for

    ventilation.

    The rescuer delivering ventilation provides 8 to10 breaths per minute. The 2 rescuers should

    change compressorand ventilator roles approximately every 2 minutes to prevent

    compressor

    fatigue and deterioration in quality and rate ofchest compressions. When multiple rescuers

    are present, theyshould rotate the compressor role about every 2 minutes.

    The compression rate refers to the speedof compressions, notthe actual numberof

    compressions delivered per minute. Theactual number of chest compressions delivered per

    minute isdetermined by the rate of chest compressions and the number

    and duration of

    interruptions to open the airway, deliver rescuebreaths, and allow AED analysis.

    Rescuers

    must make every

    effort to minimize these interruptions in chest compressions. In 1 out-of-hospital study rescuers intermittently achieved

    compression rates of 100 to 121 compressions

    per minute, butthe mean number of compressions delivered per minute was reduced

    to 64

    compressions per minute by frequent interruptions.

    g) Compression-OnlyCPR

    The willingness to actA few simple skills

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    Warning: Whenever possible, be sure to use personal protective equipment such asdisposable gloves when providing emergency care.

    Step 1: Act immediately!

    If you see an adult or adolescent suddenly collapse, check the scene for safety and then seeif the person responds to you by tapping them on the shoulder and shouting, "Are you okay?"

    Step 2: Call Emergency Hotline

    If they don't respond, call or send someone to call the local emergency number right away.

    Step 3: Check for normal breathing

    Open the airway by tilting their head back and lifting the chin up, and briefly check for normalbreathing. Look to see if the chest rises and falls, listen for breathing, and feel for breathingon the side of your face.

    Step 4: Get into position

    If the person is not breathing, prepare to give them chest compressions: Kneel beside themand put the heel of one hand on the center of their chest. Place your other hand over thathand, lacing your fingers together. Position your shoulders directly over your hands, keepingyour arms straight and your fingers off the chest.

    Tip: Loosen or remove clothing if it gets in the way of giving deep compressions in the middleof the chest.

    Step 5: Begin chest compressions

    Push down on the chest fast and deep -- about two inches -- then let the chest risecompletely before pressing down again. Don't take your hands off the chest, just your weight.

    Tip: Chest compressions keep blood containing vital oxygen flowing throughout the body.

    Step 6: Keep going!

    Keep going. Do not stop or interrupt compressions until the person shows an obvious sign oflife, like normal breathing; the scene becomes unsafe; an automated external defibrillator, or

    AED, is ready; you're too exhausted to continue; or a trained responder arrives and takesover.

    Step 7: Take a class

    Get training -- and encourage others to do so. Knowing full CPR -- chest compressions and

    breaths -- will enable you to help in other emergencies, such as those that involve infants andchildren. Every household should have at least one person trained in lifesaving skills.

    ACLS (Advanced cardiac life supportorAdvanced Cardiovascular Life Support)

    Refers to a set of clinical interventions for the urgent treatment of cardiac arrest and other lifethreatening medical emergencies, as well as the knowledge and skills to deploy those interventions.

    [1]

    Extensive medical knowledge and rigorous hands-on training and practice are required to master ACLS.Only qualified health care providers (e.g. physicians, paramedics, nurses, respiratory therapists,clinical

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    pharmacists, physician assistants, nurse practitioners and other specially trained health care providers)can provide ACLS, as it requires the ability to manage the patient's airway, initiate IV access, read andinterpret electrocardiograms, and understand emergency pharmacology. Some health professionals, oreven lay rescuers, may be trained in basic life support (BLS), especially cardiopulmonary resuscitation orCPR. When a sudden cardiac arrest occurs, immediate CPR is a vital link in the chain of survival. Anotherimportant link is early defibrillation, which has improved greatly with the widespread availability of AEDs.

    ACLS is an extension of BLS. It often starts with analysing patient's heart rhythms with a manualdefibrillator. In contrast to an AED in BLS, where the machine decides when and how to shock a patient,the ACLS team leader makes those decisions based on rhythms on the monitor and patient's vital signs.The next steps in ACLS are insertion of intravenous (IV) lines and placement of various airway devices.Commonly used ACLS drugs, such as epinephrine, atropine

    [2]and amiodarone, are then administered. At

    this time, the ACLS personnel quickly search for possible causes of cardiac arrest (e.g., a heart attack,drug overdose, or trauma). Based on their diagnosis, more specific treatments are given. Thesetreatments may be medical such as IV injection of an antidote for drug overdose, or surgical such asinsertion of a chest tube for those with tension pneumothoraces or hemothoraces. While the abovementioned ACLS steps are being carried out, it is crucial to continue chest compression with minimalinterruptions. This point is emphasized repeatedly in the new ACLS guidelines.

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    III. ECG Interpretation

    Electrical System of the heart

    y Electrocardiogram (ECG/EKG)

    y A fundamental part of cardiovascular assessment

    y Records the depolarization and repolarization of the myocardial cells via

    electrodes placed on limbs and chest wall and then transcribes on to graph paper

    y Is recorded to a standard paper traveling at a rate of 25 mm/s

    The paper is divided into large squares, each measuring 5 mm wide and

    equivalent to 0.2 secondsy Large squares are divided into five small squares, 1 mm in width and

    equivalent to 0.04 seconds

    y Lead Placements

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    Locations:V1 Right 4

    thIntercostal Space, Parasternal Border

    V2 Left 4th

    Intercostal Space, Parasternal BorderV3 Between V2 and V4V4 Left 5

    thIntercostal Space, Midclavicular Line

    V5 Left 5th

    Intercostal Space, Anterior Axillary Line

    V6 Left 5th Intercostal Space, Mid-axillary Line

    Sinus Rhythm

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    A 6 second strip on the ECGo Normal Sinus Rhythm

    A. Electrocardiogram Interpretation

    A. ECG Waves and Intervals:

    y P wave: the sequentialactivation (depolarization) of the right and leftatria

    y QRS complex: right and left ventricular depolarization (normally the

    ventricles are activated simultaneously)

    y U wave: origin for this wave is not clear - but probably represents "afterdepolarizations" in the ventricles

    y PR interval: time interval from onset of atrial depolarization (P wave) toonset of ventricular depolarization (QRS complex)

    y QRS duration: duration of ventricular muscle depolarization

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    y QT interval: duration of ventricular depolarization and repolarization

    y RR interval: duration of ventricular cardiac cycle (an indicator ofventricular rate)

    y PP interval: duration of atrial cycle (an indicator or atrial rate)

    B. Determine the rhythm.

    a. Atrial rhythm: P P Regular / Irregular

    b. Ventricular rhythm: R R

    ***Measure using a paper or a microcaliper.

    C. Compute the rate.

    ** 1 small square 0.04 seconds

    ** 1 big square 0.2 seconds

    FOR REGULAR RHYTHM

    a. Atrial rate

    - the number of P waves in a 6 second strip multiplied by 10

    eg. 7 P waves x 10 = 70 bpm

    b. Ventricular rate

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    - count the number of QRS complexes multiplied by 10

    eg. 8 QRS complex x 10 = 80 bpm

    - Normal Duration: 60 100bpm

    FOR IRREG

    ULA

    R RHYT

    HM

    - count the number of small complexes between 2 P waves (Atrial) /2 R waves (Ventricular) and divide to 1500.

    eg. 1500 / 25 small squares = 60 bpm

    - Normal Duration: 60 100bpm

    D. Identify the P- wave.

    - It can be upright or biphasic

    - Normal Duration: 0.04 0.125 seconds ( 1-3 small squares)

    E. Determine the P R interval.

    - Time between atrial contraction before ventricular contraction

    - Count the number of small squares between beginning of P tobeginning of QRS multiplied by 0.04.

    - Normal Duration: 0.12 0.20 seconds (3-5 small squares)

    F. Identify theQRS complex.

    - May be narrowed or widened

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    - Number of small square comprising a QRS complex

    - Normal Duration: 0.04 0.12 seconds (1 3 small squares)

    G. Measure theQ T interval.

    - Number of small square start of QRS to end of T multiplied by 0.04seconds.

    - Normal Duration: 0.36 0.44 seconds (9 11 small squares)

    H. Identify S T segment.

    - Line between S-T wave

    - Isoelectric

    - Results: elevatedor depressed

    I. Identify T wave.

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    The ECG shows a normal P wave, P-R interval, QRS complex; the only abnormality is an irregular P-P

    interval. Sinus arrhythmia is a normal finding in children and young adults and tends to diminish or

    disappear with age. Sinus arrhythmia is often somewhat more prominent with fluctuation in the respiratory

    cycle as heart rate accelerates with inspiration and slows with expiration. The alternating acceleration and

    deceleration of heart rate with respiration is mainly the result of fluctuations in vagal tone. Sinus

    arrhythmia may be aggravated by any factor that increases vagal tone.

    SINUS BRADYCARDIA is the term for a sinus rate of less than 60 beats/min and may be seen in the

    normal adult population. Sinus bradycardia during exercise, fever or congestive heart failure is abnormal.

    Persistent rates of less than 45 beats/min are also considered abnormal, and in the absence of drugs

    such as digitalis, beta-blockers and calcium channel blockers, reflect abnormality in the sinus node. Sinus

    bradycardia can be present in otherwise normal individuals and is common in well-trained athletes and in

    most people during deep sleep. It is part of the normal reaction to vagal stimulation. Sinus bradycardia

    may also be related to metabolic abnormalities, including hypothermia and myxedema. Nonvagally

    mediated sinus bradycardia also may occur as a manifestation of organic heart disease, including

    ischemic heart disease, particularly when the SA node is damaged, as with certain types of acute MI and

    in association with severe chest pain of acute MI. Sinus bradycardia may also be a complication of

    myocardial disease in which the SA node is damaged by scarring or infiltrative processes associated with

    aging as part of a degenerative conduction system process.

    Summary of ECG criteria

    y Normal-looking QRS

    y Rate: Less than 60 beats/min

    y Rhythm: Regular

    y P waves: Upright in leads I, II and aVF

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    SINUS TACHYCARDIA is defined as sinus rhythm with a rate of greater than 100 beats/min. To be

    certain that sinus tachycardia is the etiology for a supraventricular tachycardia (tachycardia with its origin

    in the AV junction, atria or SA node), one must identify a constant single P wave for every QRS complex.

    Sinus tachycardia usually represents a physiologic response to fever, intravascular volume depletion,hypermetabolism, anxiety or the administration of pharmacologic agents that dramatically increase sinus

    rate, such as catecholamines. Sinus tachycardia may also be a response to severe emotional distress,

    fright and strenuous exercise. Other causes may include a response to anemia, CHF, hemorrhage,

    extensive heart muscle damage associated with a reduction in cardiac output and pulmonary embolism.

    Physiologically, sinus tachycardia results from either vagal withdrawal and/or endogenous release of

    catecholamines.

    Summary of ECG criteria

    y Identify a constant single P wave for every QRS complex

    y Normal-looking QRS

    y Rate: Greater than 100 beats/min

    y Rhythm: Regular

    y P waves: Upright in leads I, II and Avf

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    Sinus Arrest is where there is no conduction through the SA node, the result is a minimum of 3seconds. Possible causes include increase in vagal tone, damage to the SA node, hypoxia,hyperkalemia, digitalis,beta blockers, calcium channelblockers, decreased PB, shock, andcongestive heart failure.

    EKG Characteristics: Rate: The rate of the intrinsic rhythm. Irregular rhythm during sinus arrest. P

    Wave is not present during sinus arrest. PR Interval not present when sinus arrest occurs.QRSComplex is usually normal for the intrinsic rhythm and absent during the sinus arrest.

    Sinus exit block/sinoatrial blockThis results when the impulse from the sinoatrial(SA) node is block and does not depolarizes the atrium.

    Although there SA node is firing at the usual rate, the impulses are not passed on. There will be pausesequivalent to multiple P-P intervals.

    Premature Atrial Contraction

    A type of cardiac arrhythmia with premature atrial contractions or beats caused by signals originating from

    ectopic atrial sites. The ectopic signals may or may not conduct to the HEART VENTRICLES. Atrial

    premature complexes are characterized by premature P waves on ECG which are different in

    configuration from the P waves generated by the normal pacemaker complex in the SINOATRIAL NODE.

    Atrial Tachycardia

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    Atrial tachycardia is one of several heart problems which can cause heart arrhythmia. The problem stems

    from an abnormal cardiac rhythm which occurs when the electrical impulses which regulate the heartbeat

    originate in the wrong area of the heart. It does have a low morbidity rate, but in children who are born

    with this heart abnormality the death risk is somewhat higher.

    Atrial Flutter

    Atrial flutter is an abnormality of the heart rhythm, resulting in a rapid and sometimes irregular heartbeat.

    Atrial Fibrillation

    Abnormal cardiac rhythm that is characterized by rapid, uncoordinated firing of electrical impulses in the

    upper chambers of the heart (HEART ATRIA). In such case, blood cannot be effectively pumped into the

    lower chambers of the heart (HEART VENTRICLES). It is caused by abnormal impulse generation.

    Wolff-Parkinson-White Syndrome

    Wolff-Parkinson-White syndrome is a pre-excitation occurrence enabled by an accessory pathway

    (Bundle of Kent) that connects the atria to the ventricles. The slurring of the beginning of the QRS

    called a Delta wave - results from part of the ventricles depolarizing early (preexcitation) before being met

    by the normal depolarization of ventricles ( from the bundle branches). A short PR interval is also

    expected.

    Premature Junctional Complex (PJC)

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    A PJC arises from an irritable focus within the AV junction. Characteristics of a PJC include: 1) an absent

    or inverted P wave in lead II; 2) a shortened PR interval less than .12 seconds; and 3) the complex

    comes early or premature

    Junctional Rhythm

    Junctional rhythm or junction escape rhythm originates from the AV junction AV node and Bundle of

    His. The expected pacemaker rate of the AV junction is 40-60/minute. In lead II, inverted or absent P

    waves are expected usually with a narrow QRS. An absent P wave in junctional rhythm is also associated

    with loss of atrial kick.

    Accelerated JunctionalRhythm

    Accelerated junctional rhythm occurs as a result of enhanced automaticity, due to increased sympathetic

    activity (catecholamines) and/or hypoxia. Key features of this rhythm include a rate between 60-100/minute, inverted or absent P waves (in lead II), shortened PR interval, and most often narrow QRS

    complexes.

    JunctionalTachycardia

    Junctional tachycardia occurs due to the enhanced automaticity, possibly from increased sympathetic

    activity (catecholamines) and/or hypoxia. Key features of this rhythm include a rate over 100/minute,

    inverted or absent P waves (in lead II), shortened PR interval, and most often narrow QRS complexes

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    Premature VentricularComplexes

    Premature ventricular complexes (PVC) often represent ventricular automaticity and/or reentry

    phenomenon. The presence of PVC may be benign but can indicate irritable ventricles. The PVC arrives

    earlier than epected and is usually wide (.12 seconds or more) and bizarre. Note that the T wave will

    often point in an opposite direction from the QRS complex. A PVC every second complex is called

    ventricular bigemy, every third is ventricular trigeminy.

    1. Bigeminy1. Extrasystole follows every sinus beat

    2. Trigeminy

    1. Extrasystole follows every other sinus beat2. Every third beat is ectopic

    3. Couplet1. Extrasystole and preceding beat

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    Idioventricular Rhythm (IVR)

    Idioventricular rhythm (IVR) occurs when the SA and AV nodes are either not firing or firing slower than

    the ventricular pacemaker rate. A common ventricular pacemaker rate is 20-40/minute, a rate that is often

    not sufficient to sustain an adequate cardiac output.

    Accelerated Idioventricular Rhythm (AIVR)

    Accelerated idioventricular rhythm (AIVR) is not yet a tachycardia but is occurring at a rate greater than

    what is expected of the ventricles. AIVR is found with a rate 40-100/minute. Enhanced automaticity

    possibly due to hypoxia or abundant sympathetic stimulation increases the ventricular firing. Note that

    this rhythm is not usually stable and can move quickly to either asystole or ventricular tachycardia.

    VentricularTachycardia

    Ventricular tachycardia is a pulse rate of more than 100 beats per minute, with at least three irregular

    heartbeats in a row. It is characterized by absence of P and T waves.

    Ventricular Fibrillation

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    In this type (also known as Wenckebach's block), the electrical signals are delayed more and more with

    each heartbeat, until the heart skips a beat. On the EKG, the delay is shown as a line (called the PR

    interval) between the P and QRS waves. The line gets longer and longer until the QRS waves don't follow

    the next P wave.

    Second Degree Heart Block Mobitz II

    In second-degree Mobitz type II heart block, some of the electrical signals don't reach the ventricles.

    However, the pattern is less regular than it is in Mobitz type I. Some signals move between the atria and

    ventricles normally, while others are blocked. On an EKG, the QRS wave follows the P wave at a normal

    speed. Sometimes, though, the QRS wave is missing (when a signal is blocked).

    Third Degree Heart Block

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    In this type of heart block, none of the electrical signals reach the ventricles. This type also is called

    complete heart block or complete AV block.

    When complete heart block occurs, special areas in the ventricles may create electrical signals to cause

    the ventricles to contract. This natural backup system is slower than the normal heart rate and isn't

    coordinated with the contraction of the atria. On an EKG, the normal pattern is disrupted. The P waves

    occur at a faster rate that isn't coordinated with the QRS waves.

    Torsades de Pointes

    Torsade de pointes, literally meaning twisting of points, is a distinctive form of polymorphic ventricular

    tachycardia (VT) characterized by a gradual change in the amplitude and twisting of the QRS complexes

    around the isoelectric line. Torsade de pointes (torsade) is associated with a prolonged QT interval, which

    may be congenital or acquired. Torsade (not long QT) usually terminates spontaneously but frequently

    recurs and may degenerate into ventricular fibrillation.

    IV. A. Pharmacologic Agents forArrhythmias

    Drug Indication Dosage Atropine sulfate Bradycardia Intravenous

    Adult: 500 mcg every 3-5minutes. Total: 3 mg.Max Dosage: 0.04 mg/kg bodyweight.

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    Drug Indication Dosage

    Adenosine Differential diagnosis ofsupraventricular tachycardias

    Intravenous Adult: Initially, 3 mg by rapid IVinj into a central or large

    peripheral vein over 2 sec withcardiac monitoring; 6 mg may begiven after 1-2 minutes ifnecessary, then 12 mg after afurther 1-2 minutes. Avoidincrements if high level AV blockoccurs at any particular dose.

    Child: Initially, 50-100 mcg/kg; ifnecessary, may increase dose by50-100 mcg/kg increments at 1-2minute intervals or untilarrhythmia is controlled. Maxdose: 300 mcg/kg.

    Paroxysmal supraventriculartachycardia

    Intravenous Adult: Initially, 3 mg by rapid IVinj into a central or largeperipheral vein over 2 sec withcardiac monitoring; 6 mg may begiven after 1-2 minutes ifnecessary, then 12 mg after afurther 1-2 minutes. Avoidincrements if high level AV blockoccurs at any particular dose.

    Child: Initially, 50-100 mcg/kg; ifnecessary, may increase dose by

    50-100 mcg/kg increments at 1-2minute intervals or untilarrhythmia is controlled. Maxdose: 300 mcg/kg.

    Myocardial imaging Intravenous Adult: 140 mcg/kg/minute byinfusion for 6 minutes. Injectradionuclide 3 minute afterinfusion.

    Drug Indication Dosage

    Lidocaine Pulseless ventricular fibrillation or

    ventricular tachycardia

    Intravenous

    Adult: As hydrochloride: 1-1.5mg/kg repeated as necessary.Max total: 3 mg/kg. Forventricular arrhythmias in morestable patients: Usual loadingdose: 50-100 mg as an IV inj at25-50 mg/minute, may repeatonce or twice up to a max of 200-300 mg in 1 hr, followed by 1-4

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    mg/minute via continuous IVinfusion. May need to reducedose if the infusion is longer than24 hr.

    Hepatic impairment: Reducedose by 50% in acute hepatitisand decompensated cirrhosis.

    Sympathetic nerve block ParenteralAdult: As hydrochloride: 50 mg (5ml) of a 1% solution for cervicalblock or 50-100 mg (5-10 ml) of a1% solution for lumbar block.

    Hepatic impairment: Reducedose by 50% in acute hepatitisand decompensated cirrhosis.

    Emergency treatment ofventricular arrhythmias

    Intramuscular Adult: As hydrochloride: 300 mginjected into the deltoid muscle,repeat after 60-90 minutes ifnecessary.

    Hepatic impairment: Reducedose by 50% in acute hepatitisand decompensated cirrhosis.

    Peripheral nerve block Parenteral Adult: As hydrochloride: Forbrachial plexus block: 225-300mg (15-20 ml) of a 1.5% solution;for intercostal nerve block: 30 mg(3 ml) of a 1% solution; forparacervical block: 100 mg (10

    ml) of a 1% solution on eachside, repeated not morefrequently than every 90 minutes;for paravertebral block: 30-50 mg(3-5 ml) of a 1% solution; forpudendal block: 100 mg (10 ml)as a 1% solution on each side;for retrobulbar block: 120-200 mg(3-5 ml) of a 4% solution.

    Hepatic impairment: Reducedose by 50% in acute hepatitisand decompensated cirrhosis.

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    Drug Indication Dosage

    Procainamide Ventricular arrhythmias Oral Adult: 50 mg/kg daily in divideddoses every 3-6 hr.

    Child: 15-50 mg/kg daily in 4divided doses.

    Elderly: Dosage reduction orincrease in dosing intervals isrecommended.

    Renal impairment: Dosagereduction or increase in dosingintervals is recommended.

    Hepatic impairment: Dosagereduction is recommended.

    Short-term management ofsevere or symptomaticarrhythmias

    Oral Adult: 50 mg/kg daily in divideddoses every 3-6 hr.

    Child: 15-50 mg/kg daily in 4divided doses.

    Elderly: Dosage reduction orincrease in dosing intervals isrecommended.

    Renal impairment: Dosagereduction or increase in dosing

    intervals is recommended.

    Hepatic impairment: Dosagereduction is recommended.

    Ventricular arrhythmias IntravenousAdult: Dilute in 5% glucose solnand given in doses of 100 mgevery 5 min at a rate notexceeding 50 mg/min untilarrhythmia has been suppressedor a max of 1 g has beenreached. Alternatively admin bycontinuous infusion of 500-600

    mg over 25-30 min with ECGmonitoring followed by infusion ata rate of 2-6 mg/min.

    Child: Loading dose of 10-12mg/kg, followed by continuousinfusion of 20-75 mcg/kg/min.

    Elderly: Dosage reduction orincrease in dosing intervals is

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    recommended.

    Max Dosage: Adult: 1 g.

    Renal impairment: Dosagereduction or increase in dosingintervals is recommended.

    Hepatic impairment: Dosagereduction is recommended.

    Short-term management ofsevere or symptomaticarrhythmias

    IntravenousAdult: Dilute in 5% glucose solnand given in doses of 100 mgevery 5 min at a rate notexceeding 50 mg/min untilarrhythmia has been suppressedor a max of 1 g has beenreached. Alternatively admin bycontinuous infusion of 500-600mg over 25-30 min with ECG

    monitoring followed by infusion ata rate of 2-6 mg/min.Child: Loading dose of 10-12mg/kg, followed by continuousinfusion of 20-75 mcg/kg/min.

    Elderly: Dosage reduction orincrease in dosing intervals isrecommended.

    Max Dosage: Adult: 1 g.

    Renal impairment: Dosage

    reduction or increase in dosingintervals is recommended.

    Hepatic impairment: Dosagereduction is recommended.

    Drug Indication Dosage

    Amiodarone Ventricular arrhythmias Oral Adult: 800-1,600 mg/day in 1-2divided doses for 1-3 wk untilinitial therapeutic response isachieved, then reduce dose to

    600-800 mg/day in 1-2 divideddoses for 1 mth. Maintenance:400 mg/day; lower doses may beused for supraventriculararrhythmias. Daily doses may bedivided. Close monitoring of thepatient is recommended. Use theminimum effective dose.

    Hepatic impairment: Dosage

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    reduction may be necessary.

    Life-threatening ventriculararrhythmias

    Intravenous Adult: Recommended startingdose: About 1 g over 1st 24 hr.Dose is given in a 3-phasesequence. Initial rapid loading

    dose: Infuse 150 mg at a rate of15 mg/minute (initial infusion rateshould not exceed 30mg/minute); followed by the slowloading phase: Infuse 360 mg ata rate of 1 mg/minute; followedby the first maintenance phase:Infuse 540 mg at a rate of 0.5mg/minute. After the 1st 24 hr,maintain infusion rate at 0.5mg/minute (i.e. 720 mg over 24hr); rate may be increased toachieve effective suppression ofarrhythmia. For breakthrough

    episodes, supplemental doses of150 mg may be given at 15mg/minute; may repeatsupplemental doses up to a maxIV dose of 2.2 g/24 hr.Maintenance infusion at up to 0.5mg/minute may be continued forup to 2-3 wk with caution.Concentrate for inj should bediluted prior to admin.Conversion to oral therapy willdepend on the administered doseof the IV therapy and the

    bioavailability of the oral drug.Hepatic impairment: Dosagereduction may be necessary.

    Pulseless ventricular fibrillation orventricular tachycardia

    Intravenous Adult: Initial: 300 mg (diluted in20-30 ml dextrose 5% or normalsaline) if VF or VT recurs, to begiven as a single dose by rapidIV inj. Supplemental dose: 150mg followed by an infusion of 1mg/minute for 6 hr, then 0.5mg/minute. Max: 2.1 g daily.

    Hepatic impairment: Dosagereduction may be necessary.

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    Drug Indication Dosage

    Sotalol Supraventricular and ventricular

    arrhythmias

    Oral

    Adult: Initially, 80 mg daily as a

    single or in 2 divided doses,

    increased gradually every 2-3days. Usual dose: 160-320 mg

    daily in 2 divided doses. Max:

    640 mg daily.

    Child: Neonates: Initially, 1

    mg/kg bid, increased every 3-4

    days, if necessary. Max: 4

    mg/kg bid. 1 mth-12 yr: Initially,

    1 mg/kg bid, increased as

    necessary every 2-3 days. Max:

    4 mg/kg bid, not exceeding 80mg bid. For refractory

    supraventricular tachycardia,

    sotalol may be given with

    flecainide;

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    CrCl(ml/min)

    DosageRecommendation

    30-60 Halve the usual dose.

    10-30 Quarter the usual dose.

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    Stable symptomatic heart failure Oral

    Adult: As a modified-release

    preparation of metoprolol

    succinate: Initially, 12.5-25 mg of

    equivalent metoprolol tartrate

    dose. Increase, as tolerated, at 2-

    wk intervals to a max of 20 mg

    once daily.

    Hepatic impairment: Reduce

    dose.

    Emergency treatment of cardiac

    arrhythmias

    Intravenous

    Adult: Initially, up to 5 mg at a rate

    of 1-2 mg/min; may repeat at 5-

    minute intervals if needed up to a

    total dose of 10-15 mg. When

    acute arrhythmias are controlled,

    initiate maintenance therapy 4-6

    hr after IV therapy using oral

    therapy not exceeding 50 mg tid.

    Hepatic impairment: Reduce

    dose.

    Prophylaxis or control of

    arrhythmias on induction of

    anaesthesia

    Intravenous

    Adult: 2-4 mg as slow inj; may

    repeat injections of 2 mg as

    necessary up to a max total dose

    of 10 mg.

    Hepatic impairment: Reduce

    dose.

    Adjunct in the early management

    of acute myocardial infarction

    Intravenous

    Adult: Admin within 12 hr of the

    onset of chest pain, 5 mg at 2-

    minute intervals to a total of 15mg, if tolerated. After 15 minutes,

    for patients who have received

    full IV dose: Initiate oral therapy

    of 50 mg every 6 hr for 2 days; for

    patients who did not tolerate the

    full IV dose: Reduced oral dose

    should be given as and when

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    adjustment may be needed.

    Initial dose of 120 mg daily, as a

    single dose or in 2 divided doses

    depending on the formulation and

    titrated carefully as required. Do

    not increase dose if the heart rate

    drops

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    Dopamine Acute heart failure Intravenous

    Adult: As hydrochloride: Initially, 1-5

    mcg/kg/min increased gradually by

    up to 5-10 mcg/kg/min according to

    the patient's BP, cardiac output and

    urine output. Up to 20-50

    mcg/kg/min may be required in

    seriously ill patients.

    Drug Indication Dosage

    Dobutamine Acute heart failure Intravenous

    Adult: 2.5-10 mcg/kg, up to 0.5-40

    mcg/kg according to patient's heartrate, cardiac output, BP and urine

    output.

    Cardiac stress test Intravenous

    Adult: 5 mcg/kg/min for 8 min using

    a 1 mg/ml solution, dose is then

    increased at 5 mcg/kg/min until 20

    mcg/kg/min, with each dose being

    infused for 8 min before the next

    increase. Monitor ECG and stop

    infusion if arrhythmias, marked STsegment depression or other

    adverse effects occur.

    Drug Indication Dosage

    Sodium nitroprusside Hypertensive crisis Intravenous

    Adult: For patients not receiving any

    antihypertensives, initially 0.3-1.5

    mcg/kg/min, adjust gradually

    according to response. Usual range

    0.5-6 mcg/kg/min. Lower doses

    should be used in patients receiving

    antihypertensives. Max rate: 8

    mcg/kg/min, discontinue infusion if

    there is no response after 10 min.

    May continue for a few hr if there is

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    response. Introduce oral

    antihypertensive as soon as

    possible.

    Child: Initially, 250-500nanograms/kg/min, rate may be

    repeatedly doubled at intervals of

    15-20 min until the desired effect is

    achieved or treatment is judged

    ineffective. Max rate: 6 mcg/kg/min.

    Elderly: Lower doses may be

    required.

    Renal impairment: Dosageadjustments may be necessary.

    Induction of hypotension during

    anaesthesia

    Intravenous

    Adult: Recommended max dose:

    1.5 mcg/kg/min.

    Renal impairment: Dosage

    adjustments may be necessary.

    Heart failure Intravenous

    Adult: Intially 10-15 mcg/min, may

    increase by 10-15 mcg/min every 5-

    10 min according to response; usual

    range 10-200 mcg/min. Max: 280

    mcg/min.

    Renal impairment: Dosage

    adjustments may be necessary.

    Drug Indication Dosage

    Sodium bicarbonate Urine alkalinisation Oral

    Adult: To prevent development of

    uric-acid renal calculi in the initial

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    stages of uricosuric therapy for

    hyperuricaemia in chronic gout: Up

    to 10 g daily in divided doses, to be

    taken with a liberal amount of fluid.

    Elderly: Dosage adjustments may

    be required.

    Renal impairment: Dosage

    adjustments may be required.

    Hepatic impairment: Dosage

    adjustments may be required.

    Chronic metabolic acidosis Oral

    Adult: Doses providing 57 mmol

    (4.8 g sodium bicarbonate) or more

    daily as required.

    Elderly: Dosage adjustments may

    be required.

    Renal impairment: Dosage

    adjustments may be required.

    Hepatic impairment: Dosage

    adjustments may be required.

    Dyspepsia Oral

    Adult: 1-5 g in water, may be takenas required.

    Elderly: Dosage adjustments may

    be required.

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    Renal impairment: Dosage

    adjustments may be required.

    Hepatic impairment: Dosage

    adjustments may be required.

    Severe metabolic acidosis Intravenous

    Adult: By slow inj of a hypertonic

    solution of up to 8.4% (1000

    mmol/L), or by continuous infusion

    of a weaker solution, usually 1.26%

    (150 mmol/L). For correction of

    acidosis during advanced cardiac

    life support procedures, 50 ml of an8.4% solution may be given.

    Elderly: Dosage adjustments may

    be required.

    Renal impairment: Dosage

    adjustments may be required.

    Hepatic impairment: Dosage

    adjustments may be required.

    Drug Indication Dosage

    Digitalis (Digoxin) Heart failure Oral

    Adult: Rapid digitalisation: Loading

    dose of 0.75-1.5 mg during the first

    24-hr period as a single dose or in

    divided doses every 6 hr for less

    urgent or greater risk cases. For

    mild heart failure: Loading dose

    may not be required, 250 mcg 1-2

    times daily. For patients with normal

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    renal function, steady-state plasma

    concentrations are usually achieved

    in about 7 days. Usual

    maintenance: 125-250 mcg daily

    but may range from 62.5-500 mcg

    daily.

    Child: Neonate 2.5 kg and child 1 mth-2

    yr: Initial: 45 mcg/kg/day in 3

    divided doses for 24 hr, then 10

    mcg/kg/day in 1-2 divided doses. 2-

    5 yr: Initial: 35 mcg/kg/day in 3

    divided doses for 24 hr, then 10

    mcg/kg/day in 1-2 divided doses. 5-

    10 yr: Initial: 25 mcg/kg/day (max:

    750 mcg/day) in 3 divided doses for

    24 hr, then 6 mcg/kg/day (max: 250

    mcg/day) in 1-2 divided doses. 10-

    18 yr: Initial: 0.75-1.5 mg/day in 3

    divided doses for 24 hr, then 62.5-

    750 mcg/day in 1-2 divided doses.Reduce doses if patient has been

    given cardiac glycoside in the

    preceding 2 wk.

    Elderly: Lower doses are given.

    Renal impairment: Dosage

    reductions may be needed.

    Supraventricular arrhythmias Oral

    Adult: Rapid digitalisation: Loading

    dose of 0.75-1.5 mg during the first

    24-hr period as a single dose or in

    divided doses every 6 hr for less

    urgent or greater risk cases. For

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    mild heart failure: Loading dose

    may not be required, 250 mcg 1-2

    times daily. For patients with normal

    renal function, steady-state plasma

    concentrations are usually achieved

    in about 7 days. Usual

    maintenance: 125-250 mcg daily

    but may range from 62.5-500 mcg

    daily.

    Child: Neonate 2.5 kg and child 1 mth-2

    yr: Initial: 45 mcg/kg/day in 3

    divided doses for 24 hr, then 10

    mcg/kg/day in 1-2 divided doses. 2-

    5 yr: Initial: 35 mcg/kg/day in 3

    divided doses for 24 hr, then 10

    mcg/kg/day in 1-2 divided doses. 5-

    10 yr: Initial: 25 mcg/kg/day (max:

    750 mcg/day) in 3 divided doses for

    24 hr, then 6 mcg/kg/day (max: 250

    mcg/day) in 1-2 divided doses. 10-18 yr: Initial: 0.75-1.5 mg/day in 3

    divided doses for 24 hr, then 62.5-

    750 mcg/day in 1-2 divided doses.

    Reduce doses if patient has been

    given cardiac glycoside in the

    preceding 2 wk.

    Elderly: Lower doses are given.

    Renal impairment: Dosage

    reductions may be needed.

    Emergency heart failure Intravenous

    Adult: For patients who have not

    received cardiac glycosides in the

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    previous 2 wk. 0.5-1 mg by IV

    infusion as a single dose over at

    least 2 hr or in divided doses with

    each dose given over 10-20

    minutes. Maintenance dose is

    usually given orally.

    Renal impairment: Dosage

    reductions may be needed.

    Drug Indication Dosage

    Inodilators (amrinone) Heart failure Intravenous

    Adult: Loading dose: 750 mcg/kg by

    slow inj over 2-3 min (may be

    repeated after 30 minutes if

    necessary). Maintenance: 5-10

    mcg/kg/min by infusion. Max

    cumulative dose: 10 mg/kg in 24 hr.

    Drug Indication Dosage

    Nitrates (isosorbide dinitrate) Relief of acute angina pectoris or forprophylactic management in

    situations likely to provoke angina

    attacks

    2.5-10 mg sublingually. If relief isnot attained after a single dose

    during an acute attack, additional

    dose may be given at 5-10 min

    interval: No more than 3 doses

    should be given in a 15-30 min

    period.

    Long-term prophylactic

    management of angina pectoris

    10-20 mg tid-qid

    Treatment of heart failure 5-10 mg orally tid-qid

    Drug Indication Dosage

    Diuretics (spironolactone) Essential HTN Adult 50-100 mg/day. Severe case:

    May be gradually increased at 2-

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    wkly intervals up to 200 mg/day.

    CHF Adult 100 mg/day, maintenance: 25-

    200 mg/day

    Malignant hypertension Adjunctive therapy. Initially 100mg/day, increased as necessary at

    2-wkly intervals to 400 mg/day

    Edematous disorders Total daily dose may be given either

    in divided doses or as single daily

    dose.

    V. Endotracheal Tube Preparation

    The patient is placed on the operating table lying on the back with a pillow under the head. The

    anesthesiologist wears gloves, a gown and goggles. General anesthesia is administered to the patient

    before starting intubation.

    Endotracheal Tube Insertion

    y To begin the procedure, an anesthesiologist opens the patient's mouth by separating the lips and

    pulling on the upper jaw with the index finger.

    y Holding a laryngoscope in the left hand, he or she inserts it into the mouth of the patient with the

    blade directed to the right tonsil.

    y Once the right tonsil is reached, the laryngoscope is swept to the midline, keeping the tongue on

    the left to bring the epiglottis into view.

    y The laryngoscope blade is then advanced until it reaches the angle between the base of the

    tongue and the epiglottis.

    y Next, the laryngoscope is lifted upwards towards the chest and away from the nose to bring the

    vocal cords into view. Often an assistant has to press on the trachea to provide a direct view of

    the larynx.

    y The anesthesiologist then takes the endotracheal tube, made of flexible plastic, in the right handand starts inserting it through the mouth opening. The tube is inserted through the cords to the

    point that the cuff rests just below the cords.

    y Finally, the cuff is inflated to provide a minimal leak when the bag is squeezed.

    y Using a stethoscope, the anesthesiologist listens for breathing sounds to ensure correct

    placement of the tube.

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    Source: http://www.surgeryencyclopedia.com/Ce-Fi/Endotracheal-Intubation.html

    SUCTIONING ENDOTRACHEAL TUBE

    y Wash your hands.

    Rationale: Handwashing prevents transmission of microorganisms.

    y Explain procedure and purpose to client.

    Rationale: Explanations reduce anxiety and encourage cooperation with procedure.

    y Position the conscious client with an intact gag reflex in a semi-Fowler's position.

    Rationale: The semi-Fowler's position helps prevent aspiration of secretions.

    y Position the unconscious client in a side-lying position facing you.

    Rationale: A side-lying position facilitates drainage of secretions by gravity and prevents aspiration.

    y Turn on suction device and adjust pressure: infants and children, 50 to 75 mm Hg; adults, 100 to

    120 mm Hg

    Rationale: Excessive negative pressure traumatizes mucosa and can induce hypoxia.

    y Open and prepare sterile suction catheter kit

    Rationale: Tube occlusion tests suction apparatus; higher pressures cause excessive trauma without

    enhancing secretion removal.

    y Unfold sterile cup, touching only the outside. Place on bedside table.

    Pour sterile saline into cup.

    y Preoxygenate client with 100% oxygen. Hyperinflate with manual resuscitation bag.

    Rationale: Preoxygenation helps prevent hypoxia; hyperinflation decreases atelectasis caused by

    suctioning.

    y Use sterile gloves. If kit provides only one glove, place on dominant hand.

    Rationale: Dominant hand will remain sterile. You may use a clean disposable glove on the nondominanthand to protect yourself from exposure to mucous membranes and sputum.

    y Pick up catheter with dominant hand. Pick up connecting tubing with nondominant hand. The

    nondominant hand is now considered clean rather than sterile. Attach catheter to tubing without

    contaminating sterile hand

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    y Place catheter end into cup of saline. Test functioning of equipment by applying thumb from

    nondominant hand over open port to create suction .

    Rationale: Lubrication makes catheter insertion easier and ensures proper functioning of suction

    equipment.

    y Insert catheter into trachea through artificial airway during inspiration.

    Rationale: Inspiration opens epiglottis and facilitates catheter the side of the mouth prevents

    stimulation of the gag reflex.

    y Advance catheter until you feel resistance. Retract catheter 1 cm before applying suction. Note:

    Client usually will cough when catheter enters trachea.

    Rationale: Retracting catheter slightly prevents mucosal damage.

    y Apply suction by placing thumb of nondominant hand over open port. Rotate the catheter with

    your dominant hand as you withdraw the catheter. This should take 5 to 10 seconds.

    Rationale: Rotation of catheter prevents trauma to mucous membrane from prolonged suctioning of one

    area. Limiting the suction time to 10 seconds or less prevents hypoxia.

    y Hyperoxygenate and hyperinflate using manual resuscitation bag for a full minute between

    subsequent suction passes. Encourage deep breathing.

    Rationale: Prolonged suctioning can induce hypoxia.

    y Rinse catheter and tubing by suctioning saline through.

    Rationale: Rinsing clears secretions from catheter.

    y Repeat Steps 10 to 14 until airway is clear, limiting each suctioning to three passes.

    Without applying suction, insert the catheter gently along one side of the mouth. Advance to the

    oropharynx.

    Rationale: Suction the oropharynx after trachea because the mouth is less clean than the trachea.

    Directing the catheter along the side of the mouth prevents stimulation of the gag reflex.

    y Apply suction for 5 to 10 seconds as you rotate and withdraw catheter.

    Rationale: Rotation of the catheter prevents trauma to the mucous membrane. Be sure to remove

    secretions that pool beneath the tongue and in the vestibule of the mouth.

    y Allow 1 to 2 minutes between passes for the client to ventilate. Encourage deep breathing.

    Replace oxygen if applicable.

    y Repeat Steps 16 and 17 as necessary to clear oropharynx.

    y Rinse catheter and tubing by suctioning saline through.

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    y Remove gloves by holding catheter with dominant hand and pulling glove off inside-out. Catheter

    will remain coiled inside the glove. Pull other glove off inside-out (Fig. 8). Dispose of in trash

    receptacle.

    Rationale: Contain client secretions inside gloves to reduce transmission of microorganisms.

    y Turn off suction device.

    y Assist client to comfortable position. Offer assistance with oral and nasal hygiene. Replace

    oxygen device if used.

    y Wash your hands.

    Source:http://downloads.lww.com/wolterskluwer_vitalstream_com/sample-

    content/9780781788786_Craven/samples/mod09/topic8a/text.html

    Assisting NasogastricTube Insertion

    y Check physicians order for insertion of nasogastric tube.

    y Explain procedure to patient.

    y Gather equipment.

    y If nasogastric tube is rubber, place it in a basin with ice for 5 to 10 minutes or place a plastic tube

    in a basin of warm water if needed.

    y Assess patients abdomen.

    y Perform hand hygiene. Don disposable gloves.

    y Assist patient to high Fowlers position or to 45 degrees if unable to maintain upright position and

    drape his or her chest with bath towel or disposable pad. Have emesis basin and tissues handy.

    y Check nares for patency by asking patient to occlude one nostril and breathe normally through

    the other. Select nostril through which air passes more easily.

    y Measure distance to insert the tube by placing tip of tube at patients nostril and extending to tip

    of earlobe and then to tip of xiphoid process. Mark tube with a piece of tape.

    y Lubricate tip of tube (at least 1-2 inches) with water-soluble lubricant. Apply topical analgesic to

    nostril and oropharynx or ask patient to hold ice chips in his or her mouth for several minutes

    (according to physicians preference).

    y After having the patient lift his or her head, insert tube into nostril while directing tube downward

    and backward. Patient may gag when tube reaches the pharynx.

    y Instruct patient to touch his or her chin to chest. Encourage him or her to swallow ever if no fluids

    are permitted. Advance tube in a downward-and-backward direction when patient swallows. Stop

    when patient breathes. Provide tissues for tearing or watering eyes. If gagging and coughing

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    persist, check placement of tube with a tongue blade and flashlight. Keep advancing tube until

    tape marking is reached. Do not use force. Rotate tube if it meets resistance.

    y Discontinue procedure and remove tube if there are signs of distress, such as gasping, coughing,

    cyanosis, and inability to speak or hum.

    y Determine that tube is in patients stomach. Hold tube in place to keep it from withdrawing while

    placement is checked.

    VI. Recovery Position

    HOW TO MOVE A BABY INTO THE RECOVERY POSITION

    1. Understand that an infant is anyone under the age of 1.

    For victims over the age of 1, use the adult recovery

    position described in Section 1. Do not use this on anyone

    under 1. Death could result.

    2. Hold the infant stomach down on your forearm so that

    his head is cradled in the palm of your hand.

    3. Tilt the infant so that his head is slightly lower than his

    buttocks to prevent choking.

    4. Keep the infant's mouth and nose clear of fluids until

    help arrives.

    HOW TO MOVE ACHILD INTO THE RECOVERY POSITION

    1. Kneel beside the child. Remove glasses and anybulky objects from the pockets. Ensure the airway isopen by lifting the chin and tilting the head. Make sureboth legs are straight, then place the arm nearest toyou to straight out from the childs body, with the elbowbent and the palm placing upward.

    2. Bring the arm furthest away from you across thechilds chest and hold the back of the hand against the

    cheek nearest you.

    3. With your other hand, grasp the childs far leg justabove the knee and pull it up, keeping the foot flat onthe ground.

    4. Keeping the childs hand pressed against her cheek,pull on the far leg and roll the child toward you and to

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    her side. Adjust the upper leg so that both the hip and knee are bent in right angles.

    5. Tilt the head back so that the airway remains open. If necessary, adjust the hand under the

    cheek to make sure the childs head remains tilted and the airways stays open. Call for

    emergency help if this has not already been done. Check the breathing regularly, and check the

    lower arm for any loss of color or warmth. If it turns white or blue, or if it becomes cold, gently

    move it until the color or warmth returns.

    HOW TO MOVE AN ADULT INTO THE RECOVERY POSITION

    1. Kneel beside the victim. Remove glasses and any bulky objects from the pockets. Ensure the

    airway is open by lifting the chin and tilting the head. Make sure both legs are straight, then place

    the arm nearest to you straight from the victims

    body, with the palm facing upward.

    2. Bring the arm furthest away from you across

    the victims chest and hold the back of the hand

    against the cheek nearest to you.

    3. With your other hand, grasp the far leg just

    above the knee and pull it up, keeping the foot flat

    on the ground.

    4. Keeping the victims hand pressed against his

    or her cheek, pull on the far leg and roll the victim

    toward you and on to his or her side. Adjust the

    upper leg so that both the hip and knee are bent

    at right angles.

    5. Tilt the head back so that the airway remains open. If necessary, adjust the hand under the

    cheek to make sure the victims head remains tilted and the airways stays open. Call for

    emergency help if this has not already been done. Check the breathing regularly, and check the

    lower arm for any loss of color or warmth. If it turns white or blue, or if it gets cold gently move it

    until the color or warmth returns.

    SOURCES:

    y http://www.womensheart.org/content/Stroke/pulse_check.asp

    y https://www.erc.edu/forum/index.php?showtopic=868

    y http://circ.ahajournals.org/cgi/content/full/112/24_suppl/IV-19

    y http://www.youtube.com/watch?v=2n3ahmJzH_E

    y http://en.wikipedia.org/wiki/Advanced_cardiac_life_support

    y http://www.actnt.com/images/2005%20guidelines/Algorithms/ACLS/ACLS%20Pulseless%20Arre

    st%20algorithm.pdf

    y http://nursingcrib.com/demo-checklist/inserting-a-nasogastric-tube/

    y http://www.ehow.com/how_2089839_use-recovery-position.htmly http://www.firstaid.ph/first-aid-techniques/the-recovery-position-for-children-and-babies.html

    y http://www.firstaid.ph/first-aid-techniques/the-recovery-position-for-adults.html

    y http://www.fpnotebook.com/cv/EKG/PrmtrAtrlCntrctn.htm

    y http://www.fpnotebook.com/cv/EKG/AtrlFbrltn.htm

    y http://www.wisegeek.com/what-is-atrial-tachycardia.htm

    y http://www.emedicinehealth.com/atrial_flutter/article_em.htm#Atrial Flutter Overview

    y http://emedicine.medscape.com/article/158243-overview

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    y http://www.nhlbi.nih.gov/health/dci/Diseases/hb/hb_types.html

    y http://medical-dictionary.thefreedictionary.com/cricoid+pressure

    y http://www.nursingtimes.net/nursing-practice-clinical-research/cricoid-pressure/201259.article

    y http://circ.ahajournals.org/cgi/content/full/112/24_suppl/IV-19

    y http://docs.google.com/viewer?a=v&q=cache:xsl1o7M-Ol0J:www.starcpr.com/blsalgorithm.pdf+basic+life+support+algorithm&hl=en&gl=ph&pid=bl&srcid

    =ADGEEShw3WZuGo1cFDM4KL4bR7jItyBjhTcnHO_bCKCCh-mBN-pkaPzWII7DKCJWRRrtxbEVGVPLCHk8ofi3cc_6rKXV8-T8CYHTBLKg89yt69z-GOObEwmZ1q1pxXnQ25SXmZi5dgK-&sig=AHIEtbTTSCLyqLDSYQpcoyg8PQ4iAO89Hw

    y http://en.wikipedia.org/wiki/Basic_life_support

    y http://www.annemergmed.com/article/S0196-0644%2897%2970114-8/abstract

    y http://www.ncbi.nlm.nih.gov/pubmed/11719120

    y http://richardang0418.blogspot.com/2009_07_01_archive.html

    y http://www.google.com.ph/imglanding?q=accelerated+junctional+rhythm&um=1&hl=en&biw=102

    4&bih=673&tbs=isch:1&tbnid=BUVBBZZV1B8

    y http://www.google.com.ph/imglanding?q=accelerated+idioventricular+rhythm&um=1&hl=en&biw=

    1024&bih=673&tbs=isch:1&tbnid=NXSOc6l89

    y http://www.fpnotebook.com/cv/EKG/PrmtrVntrclrCntrctn.htm

    y http://www.google.com.ph/imglanding?q=junctional+tachycardia&um=1&hl=en&biw=1024&bih=673&tbs=isch:1&tbnid=b1ryUWm_xjIzhM:&imgrefurl=ht

    y http://www.google.com.ph/imglanding?q=PVC+trigeminy&um=1&hl=en&biw=1024&bih=673&tbs=

    isch:1&tbnid=kZDgRHC__Ff8PM:&imgrefurl=http://emedicine.medscape.com/article/158939-

    media&imgurl=http://img.medscape.com/pi/emed/ckb/cardiology/150072-158939-

    4351.jpg&zoom=1&w=960&h=140&ei=gvjdTJ_8KsWXcdmP0ZcM&iact=hc&oei=EfjdTMzRJoHyv

    wOf2qXIDg&esq=6&page=3&tbnh=38&tbnw=263&start=32&ndsp=17&ved=1t:429,r:0,s:32

    y http://www.google.com.ph/imglanding?q=PVC+couplet&um=1&hl=en&biw=1024&bih=673&tbs=is

    ch:1&tbnid=IJyBskYPzesryM:&imgrefurl=http://physchem.ox.ac.uk/~wayne/ECG%252520etc/Mar

    k%252520Hammerschmidt%252520-

    %252520Arrythmia%252520FAQ.htm&imgurl=http://rpw.chem.ox.ac.uk/ECG%252520etc/Mark%

    252520Hammerschmidt%252520-

    %252520Arrythmia%252520FAQ_files/fig24.gif&zoom=1&w=378&h=73&iact=hc&ei=r_jdTKvaBo

    HuvQO9v53WDg&oei=r_jdTKvaBoHuvQO9v53WDg&esq=1&page=1&tbnh=34&tbnw=176&start

    =0&ndsp=20&ved=1t:429,r:13,s:0

    y http://www.skillstat.com/Flash/ECGSim531.html

    y http://library.med.utah.edu/kw/ecg/ecg_outline/Lesson2/index.html

    y https://reader009.{domain}/reader009/html5/0520/5b00804f1e256/5b00807188ad2.jpgy http://knol.google.com/k/atrial-fibrillation#

    y http://www.nottingham.ac.uk/nursing/practice/resources/cardiology/images/sinus_rhythm.gif

    y http://sprojects.mmi.mcgill.ca/cardiophysio/NormalEKG.htm

    y http://www.preventing-a-heart-attack.com/images/SinusRhythmLabels.jpg

    y http://static.howstuffworks.com/gif/adam/images/en/19195-normal-sinus-rhythm-picture.jpg

    y http://www.bem.fi/book/19/fi/1902a.gif

    y http://www.ambulancetechnicianstudy.co.uk/images/NSR.gif

    E-book:

    y Morris Francis Brady William J Camm John (2008) ABC of Clinical Electrocardiography 2nd