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May 30, 1936


Author Affiliations


From the Section on Cardiology, the Mayo Clinic.

JAMA. 1936;106(22):1890-1894. doi:10.1001/jama.1936.02770220026008

Considerable differences in opinion exist among physicians regarding the prognosis of coronary thrombosis. The prevailing attitude is pessimistic. Opinion, however, frequently is based solely on clinical impression and not on critical analysis of actual experience. Thus, the impressions that remain deal largely with the memory of fatal terminations, while frequently the ultimate course of the patients surviving the immediate attack is not determined. For comparative data, the reader is referred to hitherto published reports dealing with prognosis in coronary thrombosis.1

This study was undertaken to crystallize our own experience at the Mayo Clinic regarding the life expectancy of patients who have coronary thrombosis and to investigate various factors influencing early dissolution or recovery.

MATERIAL  It was possible to obtain information regarding 370 patients who had coronary thrombosis and who lived from a few minutes to seventeen years. In 22 per cent the occlusive episode occurred while the patients were

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