20 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
, AV Node, Bundle ... of His, and Ventricle ... • Atrial Tachycardia ... AV Reentry Tachycardia ... 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
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
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
heart block, sino-atrial ... Non-paroxysmal atrial ... tachycardia with ... #Diagnosis #Cardiology ... #EKG #ECG #Digoxin
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV ... fibrillation and ... atrial flutter ... effect on ECG ( ... #Cardiology #Digitalis
Negative contrast effect = a washout of the contrast (agitated saline) in the right atrium in
patient with an ASD ... effect #washout #ASD ... #atrial #septal ... #defect #a4c #Echocardiogram ... #clinical #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
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
AV Dissociation: ... Bundle-branch morphology ... morphology in V1 and ... Interpretation #ECG ... #Diagnosis #Cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
- Observe and ... Control rate with AV ... Control rate (e.g ... Control rate (e.g ... Treatment #management #cardiology