6619 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 ... should help: #Diagnosis ... #Cardiology #ECG ... #EKG #LimbLeads
Normal Sinus Rhythm - ECG Diagnosis
Normal sinus rhythm (NSR) is an impulse that originates in the
Diagnosis Normal ... ECG Recognition: ... leads I, II and aVF ... leads III and aVL ... nsr #cardiology #diagnosis
Left Ventricular Hypertrophy (LVH) Criteria
• Sokolow + Lyon 
 - S V1 + R V5 or
men - S V3 + R avl ... criteria - R avl ... #Hypertrophy #ECG ... #EKG #Cardiology ... #Diagnosis
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 ... Fascicular #Block #diagnosis ... #ECG #Electrocardiogram
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
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... = Biomarkers + ECG ... wave inversion in avL ... #Ischemia #ECG ... #EKG #diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... ST elevation in aVR ... of the leads l, aVL ... #Equivalents #ECG ... #EKG #diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... , not in aVL • ... #differential #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... • Lateral (I + aVL ... Interpretation #ECG ... Electrocardiogram #cardiology #diagnosis
Left Main Coronary Artery Occlusion on ECG

- aVR ST segment elevation > 1 mm 
- aVR
Artery Occlusion on ECG ... - aVR ST segment ... elevation > 1 mm - aVR ... Occlusion #Artery #ECG ... #EKG #Diagnosis