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20 Cards in this Set
- Front
- Back
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Premature Atrial Complexes
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atrial tissue fires an impulse before the next sinus impulse is due
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PAC CAUSE
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CAFFEINE, NICOTINE, ALCOHOL, INFECTION, INFLAMMATION, ANXIETY, FATIGUE, STRESS, EPINEPHRINE,SYMPATHOMIMETICS, AMPHETAMINES, DIGITALIS, OR ANESTHETICS
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PAC SYMPTOMS
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ASYMPTOMATIC OR HAVE PALPITATIONS;NO TX
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Supraventricular Tachycardia
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100 to 280 beat/min with a mean of 170 beats/min in adults.
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SVT
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P WAVES EMBEDDED IN THE T-WAVES
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SVT
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OCCURS IN HEALTHY YOUNG PEOPLE, ESPECIALLY WOMEN!
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SVT-REGULARITY
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STARTS ABOVE AV NODE, ABOVE VENTRICLES
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SVT TX ORDER
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O2, MD, STABLE OR UNSTABLE
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SVT STABLE TX
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CARDIZEM OR ADENOSINE
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SVT UNSTABLE TX
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CARDIOVERSION; GIVE SEDATION BEFORE CARDIOVERSION(PAINFUL)
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Paroxysmal supraventricular tachycardia
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rhythm is intermittent and terminated suddenly with or without intervention
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SUSTAINED SVT SYMPTOMS
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Chest pain, weakness, SOB, fatigue, nervousness, hypotension, anxiety, syncope
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Sustained SVT
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may result in heart failure, cardiogenic shock, or angina
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UNSUSTAINED SVT
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SLOWER VENTRICULAR RESPONSE, ASYMPTOMATIC WITH OCCASIONAL PALPITATIONS
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Atrial flutter rhythm
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regular or irregular
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ATRIAL FLUTTER P-Waves:
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Flutter or F wave with “sawtooth” pattern
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ATRIAL FLUTTER PR interval:
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None measurable*
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ATRIAL FLUTTERQRS Complex:
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0.06 to 0.10 seconds
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ATRIAL FLUTTER depolarization:
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occurring at a rate of 250 to 350 times per minute
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A-FLUTTER PR
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NOT MEASUREABLE;D/T THE ATRIA FIRES SO MANY TIMES WHICH CAUSE SO MANY P-WAVES!
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