97 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
through SA Node, Atrium ... • Atrial Tachycardia ... • Atrial Flutter ... • Atrial Fibrillation ... SVT #diagnosis #cardiology
ASD on Bubble Contrast Echocardiogram (a4c)
A patient with an anterior STEMI (take a look at the
ASD on Bubble Contrast ... Ivan_Echocardio #atrial ... septal #defect #ASD ... #Bubble #Contrast ... #clinical #cardiology
Atrial Septal Defect (ASD) with Shunting on Echocardiogram with Contrast (a4c)

An elderly patient with dyspnea -
Atrial Septal Defect ... (ASD) with Shunting ... with dyspnea - ASD ... Ivan_Echocardio #Atrial ... Septal #Defect #ASD
Negative contrast effect = a washout of the contrast (agitated saline) in the right atrium in
) in the right atrium ... patient with an ASD ... effect #washout #ASD ... #atrial #septal ... #clinical #cardiology
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Orthodromic AVRT, Atrial ... Tachycardia, Atrial ... Irregular Rhythm: Atrial ... fibrillation, Atrial ... Differential #Diagnosis #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Atria: Premature ... Atrial Contractions ... (PACs), Atrial ... (PST), Focal Atrial ... Diagnosis #Causes #cardiology
Large atrial septal defect on cardiac POCUS with an oddly satisfying bubble study.

Eric Abrams, MD @eabramsMD

#Bubble
Large atrial septal ... oddly satisfying bubble ... #Study #ASD #Atrial ... SeptalDefect #Clinical #Cardiology ... Echocardiogram #A4C
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Arrhythmias • Atrial ... ventricular response • Atrial ... Complete Heart Block and ... Escape Rhythm • Atrial ... Arrhythmias #diagnosis #cardiology
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Tachycardia (MAT ... #Multifocal #Atrial ... #Cardiology #Diagnosis ... #ECG #EKG #Management
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... Tachycardia (MAT ... varying PP, PR and ... MAT #Multifocal #Atrial ... #cardiology #EKG