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Ibhre Ceps Svt And Vt Questions And Answers With Verified Solutions 100% Correct!!!
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Ibhre Ceps Svt And Vt Questions And Answers With Verified Solutions 100% Correct!!!
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Ibhre Ceps Svt And Vt Questions AndAnswers With Verified Solutions 100%
Correct!!!
Recurrent AF - ANSWERS✔✔2+ episodes of AF
Paroxysmal AF - ANSWERS✔✔self terminating episodes of AF, generally less
than 7 days
Persistent AF - ANSWERS✔✔Episodes of AF that is sustained over 7 days,
generally require cardioversion
Permanent AF - ANSWERS✔✔Failed cardioversion or sustained AF over 1 year,
further attempts to convert the rhythm are deemed futile
Irregular wavefront becomes fractionated as it divides into smaller, independent
daughter wavelets - ANSWERS✔✔Describe the Multiple Wavelet Theory of AF
One dominant circuit that collides with anatomical obstacles and breaks into
smaller wavelets - ANSWERS✔✔Describe the Mother Circuit theory of AF
Multiple foci from pulmonary veins enter the LA at a rapid rate, and some tissue
fails to conduct in a 1:1 manner, leading to AF - ANSWERS✔✔Describe the Focal
Drivers theory of AF
AF - ANSWERS✔✔Most common clinical arrhythmia
1 out of 6 - ANSWERS✔✔How many strokes are due to AF?
3-4 weeks - ANSWERS✔✔AF lasting more than 48 hours should have ___ (time)
Warfarin prior to and following cardioversion
2.5 - ANSWERS✔✔Target INR following Warfarin before cardioversion
1.7 - ANSWERS✔✔An INR less than ___ doubles the risk of stroke during
cardioversion
, CHADS Score - ANSWERS✔✔Measure that is an assessment of stroke risk
2 points - ANSWERS✔✔How many points does a prior stroke add to CHADS
Score?
Age over 75 years, hypertension, diabetes, CHF - ANSWERS✔✔Name four 1
point contributors to CHADS Score
3 - ANSWERS✔✔A CHADS Score of ___ or more should receive Warfarin as the
patient is deemed at high risk of stroke
Goal of resting HR 60-80 BPM, active HR 90-110 BPM, with an average of
100BPM or less
- achieved through beta blockers, amiodarone, AVN + PPM - ANSWERS✔✔What
is rate control and how is it achieved?
Goal is to reduce symptoms, prevent stroke, and avoid tachycardia induced
cardiomyopathy
- achieved through conversion to sinus (electrical/chemical cardioversion), then
maintenance of sinus - ANSWERS✔✔What is rhythm control and how is it
achieved?
5 half lives - ANSWERS✔✔How long should an antiarrhythmic drug be stopped
before ablation?
300-350 seconds, every 30 minutes - ANSWERS✔✔Target ACT during AF
ablation and frequency checked
100 units/kg - ANSWERS✔✔Dosage for heparin for AF ablation
Less than 200 seconds - ANSWERS✔✔What ACT should be seen before sheaths
are pulled following an AF procedure?
2-3 months - ANSWERS✔✔How long should Warfarin be continued following an
AF ablation?
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