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20 Cards in this Set
- Front
- Back
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OVERALL TERM COVERING DISORDERS OF THE SINUS NODE (CAN PRESENT IN SEVERAL WAYS)
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SICK SINUS SYNDROME
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INTERMITTENT SVT MINGLED WITH SINUS BRADYCARDIA
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TACHY-BRADY SYNDROME
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FAULTY OR ABSENT ESCAPE MECHANISMS OF ALL SV FOCI
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SA BLOCK/ARREST
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SICK SINUS SYNDROME MOST COMMON IN THIS POPULATION
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MOST OFTEN IN ELDERLY W/ HEART DISEASE
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YOU NEVER CARDIOVERT WHAT?
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BRADYCARDIA
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ETIOLOGY OF THE SICK SINUS SYNDROME
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DISEASES OF THE SA NODE; INCREASED PARASYMPATHETIC TONE; HYPOXIA; DRUGS THAT BLOCK THE SA NODE (BB, CCB, DIGOXIN); CARDIOMYOPATHY; OLD AGE AND HT; OPEN HEART SURGERY; PERICARDITIS; RHEUMATIC HEART DISEASE
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IN WHAT POPULATION DO YOU SEE PSEUDO SICK SINUS SYNDROME?
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YOUNG, CONDITIONED ATHLETES (B/C THEY HAVE PARASYMPATHETIC HYPERACTIVITY AT REST)
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SYMPTOMS OF SINUS ARREST DEPEND ON WHAT?
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DURATION (NOT FREQUENCY) OF SYMPTOMS
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WHAT IS THE TREATMENT FOR SICK SINUS SYNDROME?
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TREAT UNDERLYING CAUSE; IF SYMPTOMATIC AND BRADYCARDIC- PACEMAKER
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WHAT ARE STOKES-ADAMS ATTACKS?
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SUDDEN SYNCOPE RELATED TO HEART RATE
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IN THIS CONDITION, AN UNHEALTHY SA NODE TEMPORARILY FAILS TO PACE FOR AT LEAST ONE CYCLE, THEN THE SA NODE RESUMES PACEMAKING
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SINUS NODE EXIT BLOCK
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IN A SINUS NODE EXIT BLOCK, WHAT WILL MARCH OUT?
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R-R WILL MARCH; THERE ARE NO P WAVES
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WHY IS AN EXIT BLOCK CALLED AN EXIT BLOCK?
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CALLED SO B/C SA NODE DOES GENERATE A STIMULUS, BUT IT IS BLOCKED FROM LEAVING THE SA NODE
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ETIOLOGY OF SINUS NODE EXIT BLOCK
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INFECTION (SEPSIS, INFECTIVE ENDOCARDITIS); ACUTE INFERIOR WALL MI (RCA); MEDICATIONS (BLOCK SA NODE FUNCTION); SALICYLATE TOXICITY (ASPIRIN)
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THE SYMPTOMS IN SINUS NODE EXIT BLOCK ARE RELATED TO __________.
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FREQUENCY
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SIGNS OF LOW CARDIAC OUTPUT WILL APPEAR IN SINUS NODE EXIT BLOCK IF THERE ARE ___________ FREQUENT PAUSES.
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MULTIPLE
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WHAT IS THE WORK UP OR TREATMENT FOR SINUS NODE BLOCK?
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HOLTER MONITOR OR EVENT MONITOR; IF SYMPTOMATIC AND BRADYCARDIC- PACEMAKER
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IN SINUS ARREST, WHAT HAPPENS TO THE SA NODE?
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A VERY SICK SA NODE CEASES PACEMAKING COMPLETELY
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WHAT WILL THE SYMPTOMS IN SINUS ARREST BE BASED ON?
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BASED ON DURATION OF ARREST, NOT FREQUENCY
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ETIOLOGY OF SINUS ARREST
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INFECTION, ACUTE INFERIOR WALL MI, MEDICATIONS, SALICYLATE TOXICITY
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