in 335 consecutive patients suspected of having an acute myocardial infarction and 71 control subjects , peak serum ckmb and ck levels were correlated with the presence of other clinical criteria for acute myocardial infarction : ( 1 ) typical chest pain , ( 2 ) increased myocardial lactate dehydrogenase ( ldh1/ldh2 ) , ( 3 ) acute electrocardiographic changes ( new or st-t wave changes with evolution ) , and ( 4 ) an elevated ckmb level on 2 or more determinations or a typical ck curve .
C0155626
acute myocardial infarction
C0010290
ckmb