Here is the anterior STEMI with a right bundle branch block ECG. Now, here is an inferior STEMI with a RBBB on the ECG. Note the reciprocal depression in lead I and aVL. This must not be forgotten.

Kontos et al., from the Division of Cardiology and Department of Emergency Medicine at the Virginia Commonwealth University in Richmond, VA, looked at patients who had LBBB on their initial ECG ...

Chapman’s sign is used to diagnose an acute myocardial infarction in the setting of a left bundle branch block and consists of a notch in the upslope of the R wave in lead I, aVL or V6.

retrospective analysis, 892 patients' data was reviewed. Of these, 36 (4%) fell into the new or presumed new LBBB categories. Patients' demographic data was compared between those with and without ...