20 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Arrhythmias • Atrial ... with Complete Heart ... Block and Accelerated ... Tachycardia with 2:1 ... #ekg #electrocardiogram
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
pathway between the atria ... known as the bundle ... QRS interval on EKG ... is ablation. 1 ... #EKG #Electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
1. ... events in-hospital. heart ... Subepicardial atrial ... #electrocardiogram ... #differential #
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
system of the heart ... pathway between the atria ... the bundle of Kent ... #Pathophysiology ... Cardiology #MedStudent #EKG
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
" • Complete Heart ... independently of the atria ... Atrioventricular #AV #Blocks #heart ... #ekg #diagnosis ... #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
relationship (2:1 ... or 3:1 block) ... association between P and ... QRS • Atrial ... #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... (e.g. ectopic atrial ... proportional to heart ... @AmyChung #EKG ... #Electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Hypokalemia • Bundle ... : • Low: <1 percent ... Intermediate burden: >1 ... 300 = NSVT EKG ... capture of the atria
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
WPW - delta wave and ... below), 1st degree heart ... #EKG #Checklist ... diagnosis #cardiology #electrocardiogram ... #differential
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
- Differential ... Diagnosis 1. ... Small secundum ASD ... echocardiogram #s4c ... #pocus #bubble