1202 results
Limb Lead Reversal
In order to understand why the leads look the way they do, we must
As for the aVL/aVF ... /aVF/aVR are all ... #Diagnosis #Cardiology ... #ECG #EKG #LimbLeads ... #aVR #aVF
Left Anterior Fascicular Block on EKG
 • Left axis deviation (LAD) (-45 degrees to -90 degrees)
Fascicular Block on EKG ... in leads I and aVL ... leads II, Ill, aVF ... Block #diagnosis #cardiology ... #EKG #ECG #Electrocardiogram
Normal Sinus Rhythm - ECG Diagnosis
Normal sinus rhythm (NSR) is an impulse that originates in the
Sinus Rhythm - ECG ... leads III and aVL ... V6 (in 12-lead ECG ... SinusRhythm #nsr #cardiology ... #ecg #electrocardiogram
Left Ventricular Hypertrophy (LVH) Criteria
• Sokolow + Lyon 
 - S V1 + R V5 or
criteria - S V3 + R avl ... men - S V3 + R avl ... criteria - R avl ... #Hypertrophy #ECG ... #EKG #Cardiology
ECG of a 55-year-old man who presented to the ER with chest pain 
Computer interpretation: “Nonspecific
ECG of a 55-year-old ... Recognize this #ECG ... Biphasic T-wave in aVL ... #Clinical #Cardiology ... #EKG #STEMI #InferoPosterior
De Winter's T Waves

Concerning for proximal LAD occlusion (Present in 2% of patients)
 • Upsloping ST-Depression
• STE in lead aVR ... ± aVL #DeWinters ... #TWaves #EKG #ECG ... #diagnosis #cardiology
High Lateral STEMI - D1 of LAD

There is transmural injury isolated to I & aVL. These
isolated to I & aVL ... LAD #Diagonal1 #ECG ... #EKG #Electrocardiogram ... #Cardiology #Clinical
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... wave inversion in avL ... #Ischemia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... within the atria (e.g ... @AmyChung #EKG ... Interpretation #ECG
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... of the leads l, aVL ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #cardiology