RT Journal Article SR Electronic T1 A six-year evolution of percutaneous transluminal coronary angioplasty JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 299 OP 302 VO 55 IS 4 A1 Simpfendorfer, Conrad A1 Knezinek, Valerie A1 Dorosti, Khosrow A1 Franco, Irving A1 Hollman, Jay A1 Whitlow, Patrick YR 1988 UL http://www.ccjm.org/content/55/4/299.abstract AB Percutaneous transluminal coronary angioplasty (PTCA) was initially introduced as an alternative to coronary bypass surgery for patients with single-vessel disease, and its use has expanded over the years to include patients with acute myocardial infarction and multivessel disease, as well as those who have previously undergone coronary bypass surgery. Distribution, indications, and results are analyzed on a year-to-year basis from a cohort of 3,973 patients treated by PTCA at the Cleveland Clinic from 1981 through 1986.