12 results
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Narrow Complex Tachycardias ... 3 different P wave ... A regular rhythm ... differential #diagnosis ... #causes #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... AFIutter) • P-waves ... whether AF is cause ... #Differential # ... #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
to diagnose the case ... excludes other differentials ... of narrow complex ... #Cardiology #Neck ... #Frog #Sign
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... Pressure Waveforms - Differential ... #Waveforms #JVP ... #Differential # ... #PhysicalExam #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... - Differential ... Diagnosis Algorithm Narrow ... Narrow Complex ... #cardiology
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... P waves. ... SarahFoohey #Tachycardia ... #Differential # ... Diagnosis #Management #cardiology
Lancisi's sign in Severe Tricuspid Regurgitation - Physical Exam
Note the large systolic jugular venous wave caused
Lancisi's sign in ... venous wave caused ... #Lancisis #sign ... #PhysicalExam #Cardiology ... #JVP
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... (>100 bpm) - Narrow ... WPW) - Narrow ... #Differential # ... Diagnosis #Algorithm #causes
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- Regular ( ... 3 different P waves ... 200ms from longer pause ... electrocardiogram #cardiology ... #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... STE: "Pardee's sign ... block; and sinus tachycardia ... (Eiffel Tower sign