22 results
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
, Atrial Flutter ... , AVRT (ie. ... Tachycardia (MAT ... , Antidromic AVRT ... Diagnosis #cardiology
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
AVRT, Atrial Tachycardia ... , Atrial flutter ... • Wide QRS - Regular ... block, Antidromic AVRT ... Diagnosis #cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Simplified) Irregular ... Tachycardia (MAT ... Atrial flutter ... , AVRT, Junctional ... #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... • AVNRT • ... AVRT (ie. ... tachyarrhythmias #Cardiology
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... deflection not AVRT ... /AVNRT. ... • Atrial Flutter ... #cardiology #wide
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Diagnosis for Arrhythmias ... Flutter (AFL), Atrial ... Tachycardia (MAT ... (AVRT), AV nodal ... #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Atrial flutter ... AV reentrant tachycardia ... • Atrial tachycardia ... Atrial flutter ... #Causes #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... ddx: AVNRT, AVRT ... #AVR #leadAVR #ecg ... #ekg #differential ... #cardiology
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
, AVNRT, AVRT, Atrial ... Flutter, Ectopic ... Atrial Tachycardia ... , MAT, Sinus Tachycardia ... #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
or AVRT - Observe ... Control rate (e.g ... flutter or MAT ... Control rate (e.g ... Treatment #management #cardiology