Perfusion

Research from D.S. Berman et al has provided new information about perfusion

Published in Medical Letter on the CDC and FDA, May 10th, 2009

"Current guidelines of Food and Drug Administration for the evaluation of SPECT myocardial perfusion imaging (MPI) in clinical trials recommend independent visual interpretation by multiple experts. Few studies have addressed whether quantitative SPECT MPI assessment would be more reproducible for this application," scientists in the United States report.

"We studied 31 patients (age 68 +/- 13, 25 male) with abnormal stress MPI who underwent repeat exercise (n = 11) or adenosine (n = 20) MPI within 9-22 months (mean 14.9 +/- 3.8 months) and had no interval revascularization or myocardial infarction and no change in symptoms, stress type, rest or stress ECG, or clinical...

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Source: Medical Letter on the CDC and FDA (2009-05-10)

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