501 results
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Sinus tachycardia, AVNRT ... , Orthodromic AVRT ... tachycardia • Wide ... block, Antidromic AVRT ... Pre-excited SVT • Wide
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Atrial Flutter, AVRT ... WPW), AVnRT (ie ... Tachycardia, Antidromic AVRT ... Diagnosis #cardiology #wide
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Management - Narrow vs Wide ... deflection not AVRT ... /AVNRT. ... Wide - Regular: ... Wide - Irregular
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Diagnosis Table - Wide ... • ST vs SVT (AVNRT ... Regular Rhythm - Wide ... Irregular Rhythm - Wide ... Diagnosis #Table #Wide
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Aflutter • AVNRT ... • AVRT (ie ... Tachycardia - Wide ... aberrancy - Wide
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
reentry tachycardia (AVRT ... tachycardia ddx: AVNRT ... , AVRT, atrial tachycardia ... suggestive more of AVRT ... tachycardia (SVT) in wide
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
- Orthodromic AVRT ... - Antidromic AVRT ... : wide complex because
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
retrograde) - AVNRT ... , AVRT, Junctional
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in AVNRT ... cannon a waves in AVNRT ... CannonA #AWaves #AVNRT
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
A waves during AVNRT ... Physical Exam In AVNRT ... minute=rate of AVNRT ... case as Typical AVNRT ... Cannon #Awaves #AVNRT