17 results
Ventricular Fibrillation
• Completely disorganized 
• Immediate cessation of cardiac output, no associated pulse 
• No discernible
Ventricular Fibrillation ... • Completely disorganized ... #Fibrillation # ... VFib #Diagnosis ... #Cardiology #Tachycardia
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
unusually slow ventricular ... with Complete Heart ... Bidirectional Ventricular ... #Arrhythmias #diagnosis ... #cardiology #ecg
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
- Differential Diagnosis ... Irregular: • Atrial fibrillation ... fibrillation ... #Differential #Diagnosis ... Algorithm #Causes #cardiology
Acute and long-term complications of acute STEMI
Acute and long-term complications of acute myocardial infarction are summarized
fibrillation may ... fibrillation. ... papillary muscle rupture ... Wall rupture (septum ... #Diagnosis #Cardiology
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
- Differential Diagnosis ... Framework Narrow-Complex ... Irregular: Atrial Fibrillation ... : • Ventricular ... #cardiology #wide
Accelerated Idioventricular Rhythm (AIVR) on EKG
 • Regular rhythm with wide. 
 • QRS complexes >120
• QRS complexes ... Ventricular origin ... • Capture and ... #Rhythm #AIVR #diagnosis ... #cardiology #EKG
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
VT: - No RS complexes ... different rates) - Capture ... - a sinus and ventricular ... Versus #ecg #ekg #cardiology ... #diagnosis #electrocardiogram
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
first-degree AV block, ventricular ... mul­tiform), and ventricular ... Complete heart block ... fibrillation may ... #Diagnosis #Cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
• Retrograde capture ... Differential Diagnosis ... arrhythmia • Atrial fibrillation ... #PVC #diagnosis ... #differential #cardiology
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
beats (hybrid complex ... sinus beat and a ventricular ... point) of S > 100 ms ... Aberrancy #Comparison #Diagnosis ... #Cardiology