RT Journal T1 MEdical news JF JAMA JO JAMA YR 1969 FD March 3 VO 207 IS 9 SP 1613 OP 1626 DO 10.1001/jama.1969.03150220029004 UL http://dx.doi.org/10.1001/jama.1969.03150220029004 AB Myocardial Infarct Healing Variable  ;A Lead To New Therapy  ?Metabolic responses of heart attack victims during healing seem to differ according to whether the coronary occlusion occurred suddenly, or after a period of increasing chest pain signifying myocardial damage.Findings of this type may eventually lead to different treatment regimens for various groups of patients, Harold E. Lebovitz, MD, told Medical News. But it is too early to draw firm conclusions from his data on 18 patients treated in the Coronary Care Unit (CCU) of Duke University Medical Center, Durham, NC. The results support the outcome of similar studies involving other hormonal reactions.Dr. Lebovitz studied rates of insulin and growth hormone secretion because these are the major anabolic hormones in the body. The patients were divided into Group A (sudden occlusion) and Group B (whose infarcts came after 7 to 14 days of increasing pain). Some of the findings: