label: Posterior Myocardial Infarction by ECG Finding
label_lc: posterior myocardial infarction by ecg finding
description: "An electrocardiographic finding in leads V1 or V2 of an initial R wave duration greater than or equal to 40 ms, R wave greater than S wave, and upright T wave, which is suggestive of myocardial infarction of the posterior wall of the left ventricle. Evidence of inferior or lateral myocardial infarction is usually also present. (CDISC)"