35 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 ... #pathways #avnrt
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Atria: Premature ... Atrial Contractions ... (PACs), Atrial ... (PST), Focal Atrial ... (AVNRT) • Ventricles
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
, AVNRT, Orthodromic ... AVRT, Atrial Tachycardia ... , Atrial flutter ... fibrillation, Atrial ... #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
ASD on Bubble Contrast Echocardiogram (a4c)
A patient with an anterior STEMI (take a look at the
ASD on Bubble Contrast ... previously undiagnosed ASD ... Ivan_Echocardio #atrial ... septal #defect #ASD ... #Bubble #Contrast
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Atrial fibrillation ... ventricular response • Atrial ... Complete Heart Block and ... Escape Rhythm • Atrial ... #diagnosis #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... • Predictor of arrhythmia ... ddx: AVNRT, AVRT ... , atrial tachycardia ... #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... • Premature atrial ... Monofocal Ectopic Atrial ... • Multifocal Atrial
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
- Differential Diagnosis ... , AVNRT, AVRT, Atrial ... Flutter, Ectopic Atrial ... Irregular SVT: Atrial ... #Management #cardiology
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 ... #defect #a4c #Echocardiogram