6 results
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
(normal sinus beat ... a ventricular beat ... Brugada algorithm ... Aberration #Aberrancy #Comparison ... #Diagnosis #Cardiology
Beta Blockers - Pharmacology Comparison Table
Metoprolol:
 • Receptors: β1
 • Indications: Rate control of a-fib/a-flutter, Suppression
Beta Blockers - ... Pharmacology Comparison ... Suppression of VT ... limited by side effects ... Table #Receptors #cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Approach to ECGs - VT ... sensitive for VT ... and ventricular beat ... #Comparison #VentricularTachycardia ... Versus #ecg #ekg #cardiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... channel blocking effects ... duration CLASS 2 - Beta ... block alpha & beta ... pathophysiology #cardiology
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Regular: Assume VT ... Each beat identical ... Diagnosis #Management #cardiology ... #wide #narrow #algorithm
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... channel blocking effects ... duration CLASS 2 - Beta ... block alpha & beta ... inotropy) ACCP Cardiology