whereas patients with LBBB or IVCD had a higher incidence of remote MIs (and fewer revascularizations) vs patients without either abnormality. In addition, patients without the ECG abnormalities ...

Frequently an IVCD will look like a left bundle branch block ... Frequently, instant reversal of all hyperkalemic ECG changes within seconds of administration is seen. Calcium does not decrease ...

All participants underwent 12-lead ECG, followed by a 30-second ECG tracing ... had premature ventricular contractions (PVCs), and 132 (18%) had IVCD (right or left bundle branch block or ...

The ECG findings include: Peaked T waves best seen in the precordial leads, shortened QT interval and, at times, ST segment depression CLINICAL PEARL: If you see an IVCD, think of hyperkalemia.