[Skip to Content]
[Skip to Content Landing]
January 20, 1984

Narrowing the PTCA/surgery gap

JAMA. 1984;251(3):302. doi:10.1001/jama.1984.03340270006005

This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.


Data from a new digital subtraction coronary angiography system suggest that percutaneous transluminal coronary angioplasty (PTCA) and coronary bypass surgery "provide the same degree of individual artery revascularization, if each is performed satisfactorily."

However, Ann Arbor, Mich, investigators told two meetings in Houston and Anaheim, Calif. on heart disease regional coronary flow reserve, "although substantially improved by these interventions, does not return to normal levels." The reason is unclear, says Robert A. Vogel, MD. "Still," he says, "there is a two-thirds improvement that is a great boost."

Vogel is associate professor of internal medicine at the University of Michigan Medical School and head of cardiology at the Veterans Administration Hospital, Ann Arbor. He and other university cardiologists, working at the VA facility, have developed a system over the past three years in which a computer is substituted for the movie film normally used to