34 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
, AV Node, Bundle ... • Atrial Tachycardia ... AV Reentry Tachycardia ... Pathophysiology #SVT ... #diagnosis #cardiology
ASD on Bubble Contrast Echocardiogram (a4c)
A patient with an anterior STEMI (take a look at the
ASD on Bubble Contrast ... previously undiagnosed ASD ... septal #defect #ASD ... #Bubble #Contrast ... #clinical #cardiology
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Classic Digoxin-Associated ... Complete Heart Block and ... 2:1 AV Block • ... Arrhythmias #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Tachycardia, Atrial ... flutter w/ variable AV ... , SVT with bundle ... with variable AV ... Differential #Diagnosis #cardiology
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
Hallmark ECG features ... (VT) AV indicates ... wave peak time; and ... #VTach #ECG #EKG ... Electrocardiogram #Diagnosis #Cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Syndrome (SSS) • AV ... blocks (1°, 3° and ... blocks (1°, 3°, and ... ) • AV node: AV ... Diagnosis #Causes #cardiology
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV ... fibrillation and ... : - Scooping ST ... #Cardiology #Digitalis ... #ECG
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
associated combine some SVT ... (↑ ectopy and automaticity ... ventricular rate (↓ AV ... #ecg #toxicology ... #cardiology #diagnosis
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
, AVNRT, AVRT, Atrial ... Flutter, Ectopic Atrial ... : Atrial Fibrillation ... BP: Amiodarone, Digoxin ... Diagnosis #Management #cardiology
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
Non-paroxysmal atrial ... tachycardia with ... The various ECG ... #Diagnosis #Cardiology ... #EKG #ECG #Digoxin