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Mike Mitka

JAMA. 2001;285:2069.

	Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

Orlando, Fla—Radiation therapy cannot be recommended to prevent restenosis caused in patients undergoing coronary angioplasty or stenting for de novo lesions, Richard E. Kuntz, MD, told participants in the American College of Cardiology's Annual Scientific Session. Kuntz, lead investigator of the Beta-Cath System Trial, is with the Division of Clinical Biometrics at Brigham and Women's Hospital in Boston.

Kuntz said he was surprised at the outcome of the study and hypothesized that the negative results were caused by poor radiation and stenting procedures—and not by some basic flaw in the theory of radiation's benefits.

RESULTS DISAPPOINTING

Starting in 1997, the Beta-Cath System Trial randomized 1455 patients with single de novo lesions into two groups that received -radiation with Sr-90 or placebo following percutaneous transluminal coronary angioplasty (PTCA). The study was funded by Novoste Corp, which manufactures the Beta-Cath device. At 8 months following the procedure, -radiation significantly . . . [Full Text of this Article]

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