13 results
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Narrow Complex Tachycardias ... A regular rhythm ... conduction Regular ... differential #diagnosis #causes ... #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... Narrow Complex - Regular ... • Regular SVT ... Diagnosis #Algorithm #Causes ... #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Wide vs Narrow, Regular ... whether AF is cause ... Tx: Underlying cause ... Narrow #Irregular #causes ... #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• Sinus Tachycardia ... Ectopic Atrial Tachycardia ... Multifocal Atrial Tachycardia ... tachyarrhythmias #Cardiology ... Diagnosis #Algorithm #causes
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Narrow-Complex Tachycardia ... Regular Rhythm: ... Treat underlying cause ... Treat underlying cause ... Treatment #management #cardiology
Kussmaul's Sign on Physical Exam

What’s the diagnosis?
Severe biventeicular failure with + Kussmaul sign! NICM. No constriction!

-
and other rarer causes ... physicalexam #clinical #video ... #jvp #cardiology ... #neck #jugular
Lancisi’s Sign in Severe Tricuspid Regurgitation

A large venous wave, or Giant V wave, is visible in
visible in the jugular ... It is caused by ... PhysicalExam #Clinical #Video ... #Neck #Jugular ... #Cardiology
Lancisi’s Sign in Severe Tricuspid Regurgitation

A 60-year-old man presented with progressive dyspnea and weight gain. A
It is caused by ... backwards into the jugular ... PhysicalExam #Clinical #Video ... #Neck #Jugular ... #JVP #Cardiology
Kussmaul's sign in Constrictive Pericarditis 

A 50-year-old woman with a remote history of mediastinal lymphoma (age
evaluate her JVP (video ... Causes = RV failure ... #PhysicalExam #Video ... Clinical #Neck #JVP #Jugular ... Pericarditis #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
DANGER Narrow - Regular ... (1) Sinus tachycardia ... Multifocal atrial tachycardia ... 200ms from longer pause ... electrocardiogram #cardiology