Inferior Myocardial Infarction ECG Pattern: ST Elevation in II, III, aVF
Classic ECG findings for acute inferior STEMI:
- ST elevation (≥1 mm): Leads II, III, aVF.
- Reciprocal ST depression: Leads I, aVL (often subtle).
- May see ST elevation in V5–V6 (inferolateral) or V1 (right ventricular involvement).
- Right-sided leads (V4R) recommended to assess RV infarct.
Correlate clinically; activate cath lab per protocol.
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