April 21, 2009 (Durham, North Carolina) — Unrecognized non–Q-wave MI occurs more frequently than silent Q-wave MI in patients with suspected coronary artery disease, a new study has shown [1].

boxed-textAbdel-Aty et al. (2004) Delayed enhancement and T2-weighted cardiovascular magnetic resonance imaging differentiate acute from chronic myocardial infarction. Circulation 109: 2411–2416 ...

The QRS complex consists of the Q wave, the R wave and the S wave. The QRS complex comes after the P wave when the SA nodal action potential travels through the AV node to the ventricles to cause ...

Acute myocardial infarction with or without ST-segment elevation (STEMI or non-STEMI) is a common cardiac emergency, with the potential for substantial morbidity and mortality. The management of acute ...