Internal Medicine Boards
Clinical teaching and practical ideas for your next study session.
Medical Education
ST Depression in V1–V3: When to Record Posterior ECG Leads
Learn when ST depression in V1–V3 should prompt posterior leads, how to position V7–V9, and why reciprocal clues raise suspicion without proving posterior infarction.
Study Tips
Severe Aortic Stenosis Before Elective Surgery: What Should Move First?
A severe-aortic-stenosis echocardiogram does not, by itself, decide whether an elective operation proceeds. Learn to combine symptom attribution, valve-intervention candidacy, procedure risk, and urgency.