7 results
Left Ventricular Hypertrophy (LVH) Criteria
• Sokolow + Lyon 
 - S V1 + R V5 or
- S V3 + R avl ... men - S V3 + R avl ... - R avl > 11 ... #EKG #Cardiology ... #Diagnosis
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
depression in aVR ... be present in all ... indefinitely inverted #Diagnosis ... #EM #IM #Cardiology ... #Spodick #ECGEducator
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... diagnosis includes ... #AVR #leadAVR #ecg ... #ekg #differential ... #cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
wave inversion in avL ... LBBB/LVH/high voltage ... #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
ST elevation in aVR ... of the leads l, aVL ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Findings: - AV ... elevation), Low voltage ... agent, steroids, AC ... #Myocarditis #diagnosis ... #management #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
, not in aVL • ... , not in aVL, when ... lateral leads (I, aVL ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram