9 results
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... #NarrowComplex # ... #differential # ... diagnosis #causes ... #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... Fibrillation (AF ... (AVNRT) • Ventricles ... #Diagnosis #Causes ... #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Converts - Probably AVnRT ... Treat underlying cause ... fibrillation or ... #Stable #NarrowComplex ... #management #cardiology
Non-lschemic Causes of Cardiogenic Shock:

Beta-Blockers, Calcium Channel Blockers, Digoxin 

Myocarditis 

Cardiomyopathies (sarcoidosis, amyloidosis, Takatsubo, 
hemochromatosis) 

Valvular
Hypertrophic Cardiomyopathy ... Supraventricular/Atrial ... Ventricular Fibrillation ... Cardiogenic #Shock #Differential ... #Diagnosis #Cardiology
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
FIBRILLATION ... • ATRIAL TACHYCARDIA ... HEART FAILURE • CARDIOMYOPATHY ... #Differential # ... Diagnosis #Cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
(AVNRT) - Pathophysiology ... - In most case ... ECG usually shows ... #AVNRT #Pathophysiology ... #cardiology #SVT
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... fibrillation/flutter ... : • Cardiomyopathy ... #Palpitations #Cardiology ... #Differential #
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... 300 = NSVT EKG ... capture of the atria ... fibrillation ... #cardiology
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
exclude other causes ... Differential Diagnosis ... suggest prophylactic anticoagulation ... Serial TTE and close ... diagnosis #management #cardiology