7 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Fibrillation with Complete ... Heart Block and ... Tachycardia with 2:1 ... AV BlockBidirectional ... #ecg #ekg #electrocardiogram
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
preceding each QRS complex ... 1 AV conduction ... independently of the atria ... #heartblock #cardiology ... #ecg #ekg #diagnosis
The 3 Fates of a Premature Atrial Complex
 • PAC can be conducted with normal QRS
Complex • PAC ... finds the right bundle ... • PAC can be blocked ... #PACs #cardiology ... #ecg #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Cheat Sheet 1) ... (e.g. ectopic atrial ... Interval: • 1° ... Dominant R wave in aVR ... Electrocardiogram #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... 1. ... Subepicardial atrial ... tachycardia • Narrow complex ... #AVR #leadAVR #ecg
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
or 3:1 block) ... Pacemaker 3rd Degree, Complete ... P and QRS • Atrial ... • Block in AV ... electrocardiogram #ecg
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Hypokalemia • Bundle ... branch block • ... Intermediate burden: >1 ... capture of the atria ... arrhythmia • Atrial