A patient presents with 12 hours following a myocardial infraction . Test of choice: (A) Lactate dehydrogenase, (B) Cardiac troponins, (C) Creatinine phosphokinase, (D) Myoglobin
Answer is B. Ref Harrison 19 th ed pg 1594 In addition to the clinical examination, three major noninvasive tools are used in the evaluation of NSTEMI-ACS: the electrocardiogram (ECG), cardiac biomarkers, and stress testing. CCTA is an additional emerging option (Fig. 294-2). The goals are to: (1) recognize or exclude myocardial infarction (MI) using cardiac biomarkers, preferably cTn;