13 results
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
of Ventricular ... Tachycardia (VT) ... AV indicates atrioventricular ... #Electrocardiogram ... #Diagnosis #Cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
artery (LMCA). left anterior ... events in-hospital. heart ... Differentiating ventricular ... #electrocardiogram ... #diagnosis #ekg
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
unusually slow ventricular ... with Complete Heart ... Tachycardia with 2:1 AV ... #Arrhythmias #diagnosis ... #ekg #electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
is positive in aVR ... (> 160ms) - AV ... - a sinus and ventricular ... #ekg #cardiology ... #diagnosis #electrocardiogram
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
Second Degree Heart ... block is below the AV ... the His-Purkinje system ... SecondDegree #HeartBlock #Diagnosis ... #ECG #Electrocardiogram
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
until a P wave (ventricular ... conducting system ... #Blocks #heart ... #ekg #diagnosis ... #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms = AV ... proportional to heart ... #Electrocardiogram ... #cardiology #diagnosis ... #system #cheatsheet
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Regular ventricular ... • Block in AV ... (block beyond AV ... degrees #summary #Diagnosis ... #EKG #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
rhythms (5) AV ... QRS - Proximal AV ... block (lower AV ... Wide QRS - Distal AV ... #EKG #diagnosis
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
blocks) - ECG Diagnosis ... progress to complete heart ... Block aka Complete Heart ... #ecg #diagnosis ... #electrocardiogram