WEDNESDAY, July 7 (HealthDay News) -- For patients with coronary artery disease (CAD) and left ventricular ejection fraction (LVEF) greater than 35 percent, single-photon emission computed tomography (SPECT) myocardial perfusion imaging (MPI) can help identify those at higher risk for sudden cardiac death (SCD), according to a study in the July 13 issue of the Journal of the American College of Cardiology.
