Arthur J. Merrill Jr., M.D.; Benigno Soto, M.D.; Albert Oberman, M.D., F.A.C.P.; David Roitman, M.D.; William B. Jones, M.D., F.A.C.P.; Thomas Sheffield, M.D.
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Because of increasing enthusiasm for emergency coronary angiograms and coronary bypass surgery for patients with unstable angina, particularly prolonged coronary pain without infarction, the angiograms and prognosis (average 20 months follow-up) of 35 patients with a change in their anginal pattern (average duration, 5.8 weeks before coronary angiogram) were reviewed. Twenty-five had angina at rest, or prolonged pain, or both. Results of angiograms were normal in six patients. Five had pain mainly at rest, and three had normal ECGs. All six had negative treadmill exercise tests. Of 27 patients with abnormal angiograms, nine had normal ECGs, but 19 of 23
Merrill AJ, Soto B, Oberman A, Roitman D, Jones WB, Sheffield T. Coronary Anatomy in Unstable or Preinfarction Angina: Its Relation to Prognosis.. Ann Intern Med. ;76:866. doi: 10.7326/0003-4819-76-5-866_3
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Published: Ann Intern Med. 1972;76(5):866.
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