9 results
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Tachycardia - Differential ... Framework Narrow-Complex ... WPW), AVnRT (ie ... block) Regular-Complex ... #Diagnosis #cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Narrow Complex Tachycardias ... Irregular Narrow Complex ... retrograde) - AVNRT ... #Tachycardias #differential ... diagnosis #causes #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
A waves during AVNRT ... excludes other differentials ... of narrow complex ... #PhysicalExam # ... JVP #Cardiology
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in AVNRT ... since the past couple ... CannonA #AWaves #AVNRT ... #Neck #PhysicalExam ... #JVP #Cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Aflutter • AVNRT ... • AVRT (ie ... tachyarrhythmias #Cardiology ... #Differential #
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
ST elevation: Differential ... tachycardia • Narrow complex ... tachycardia ddx: AVNRT ... diagnosis #ekg #differential ... #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... Rhythm - Narrow Complex ... • ST vs SVT (AVNRT ... #Tachycardia #Differential ... Irregular #causes #cardiology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... deficiency Work ... Up: • Complete ... Petechiae #Rash #Differential ... #dermatology #physicalexam
Quincke's Pulse in a patient with a normal echocardiogram (non-valvular)

A 70 y/o man presents with new
Workup for cause ... highest on my differential ... AorticRegurgitation #Diagnosis #PhysicalExam ... Fingernails #Nailbed #Cardiology