382 results
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... Diagnosis Algorithm Narrow ... Junctional tachycardia Narrow ... Wide-Complex - Polymorphic ... : • Polymorphic
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Diagnosis Framework Narrow-Complex ... • Irregular: Polymorphic ... cardiology #wide #narrow
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
and Management - Narrow ... vs Irregular Narrow ... Narrow - Irregular ... Irregular: • Polymorphic ... cardiology #wide #narrow
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Differential Diagnosis • Narrow ... tachycardia • Narrow ... Irregular Rhythm: Polymorphic
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
(>100 bpm) - Narrow ... WPW) - Narrow ... interval) • Polymorphic ... Diagnosis #Algorithm #causes
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Table - Wide vs Narrow ... Regular Rhythm - Narrow ... whether AF is cause ... Tx: Underlying cause ... #Irregular #causes
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Narrow Complex Tachycardias ... ) Irregular Narrow ... conduction Regular Narrow ... NarrowComplex #Narrow ... differential #diagnosis #causes
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Causes of Sudden ... Catecholaminergic polymorphic ... differential #diagnosis #causes
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
consultation • If polymorphic ... aberrancy - Follow narrow-complex
Causes of Hyperferritinemia - Differential Diagnosis
Ferritin > 1000
Ferritin is the storage form of iron. Increased hepcidin
Causes of Hyperferritinemia ... used by the bone marrow ... Most Common Causes ... 1% Most Common Causes ... is an uncommon cause