IBHRE CEPS SVT and VT Questions and Correct Answers the Latest Update

Recurrent AF 2+ episodes of AF Paroxysmal AF self terminating episodes of AF, generally less than 7 days Persistent AF Episodes of AF that is sustained over 7 days, generally require cardioversion Permanent AF 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 Describe the Multiple Wavelet Theory of AF One dominant circuit that collides with anatomical obstacles and breaks into smaller wavelets #Examify | #OnlineExams | #TestPrep | #StudyResources | #AcademicSuccess | #ExamPreparation | #QuizTime | #LearningTools | #Education | #StudentSupport Examify | Smart Grades | Latest update 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 Describe the Focal Drivers theory of AF AF Most common clinical arrhythmia 1 out of 6 How many strokes are due to AF? 3-4 weeks AF lasting more than 48 hours should have ___ (time) Warfarin prior to and following cardioversion 2.5 Target INR following Warfarin before cardioversion 1.7 An INR less than ___ doubles the risk of stroke during cardioversion #Examify | #OnlineExams | #TestPrep | #StudyResources | #AcademicSuccess | #ExamPreparation | #QuizTime | #LearningTools | #Education | #StudentSupport Examify | Smart Grades | Latest update CHADS Score Measure that is an assessment of stroke risk 2 points How many points does a prior stroke add to CHADS Score? Age over 75 years, hypertension, diabetes, CHF Name four 1 point contributors to CHADS Score 3 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 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 #Examify | #OnlineExams | #TestPrep | #StudyResources | #AcademicSuccess | #ExamPreparation | #QuizTime | #LearningTools | #Education | #StudentSupport Examify | Smart Grades | Latest update What is rhythm control and how is it achieved? 5 half live