19 results
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Atrial Flutter, AVRT ... WPW), AVnRT (ie ... : • Ventricular ... Tachycardia, Antidromic AVRT ... #wide #narrow #
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... tachycardia ddx: AVNRT ... tachycardia (SVT) in wide ... #AVR #leadAVR #ecg ... #differential #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
AV Block (ISt ... Aflutter • AVNRT ... • AVRT (ie ... tachyarrhythmias #Cardiology ... Diagnosis #Algorithm #causes
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Classic Digoxin-Associated ... Fibrillation with Complete ... Tachycardia with 2:1 AV ... Arrhythmias #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
Tachycardia (VT) AV ... time; and WCT, wide ... complex tachycardia ... #VTach #ECG #EKG ... Electrocardiogram #Diagnosis #Cardiology
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
Here’s a great ECG ... case of a 50-year-old ... complex? ... @EM_RESUS #AVRT ... #Cardiology #EKG
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
block, ventricular ... Complete heart block ... The various ECG ... #Diagnosis #Cardiology ... #EKG #ECG #Digoxin
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
• ST vs SVT (AVNRT ... AFIutter + variable block ... whether AF is cause ... abnormality • Beware AV ... #cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
QRS often wide. ... Pacemaker 3rd Degree, Complete ... • Block in AV ... electrocardiogram #ecg ... #cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
blocks) - ECG Diagnosis ... in duration or wide ... Block aka Complete ... aka Ventricular ... #cardiology #ekg