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Cardiology

Study results from Hartford Hospital update understanding of cardiology

Published in Telemedicine Week, January 22nd, 2008

"The global left-ventricular (LV) ejection fraction (EF) is a powerful predictor of cardiac death (CD). There are limited data on the prognostic value of regional LV function," investigators in the United States report.

"We examined the role of visually assessed regional wall motion in risk stratification for future cardiac events. A prospectively gathered database of 10,336 patients who underwent technetium (Tc)-99m sestamibi-gated single-photon emission computed tomography (SPECT) was analyzed. The summed stress score (SSS) and summed wall-motion score (SWMS) were calculated using a standard 17-segment model. The post-stress EF was generated using QGS software. The...

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