GPT and myocardial infarction: The diagnosis of heart damage and myocardial infarction is made by evaluating cardiac marker enzymes, including CK, CK‐MB, AST, alanine aminotransferase (ALT), lactate dehydrogenase (LDH), alkaline phosphatase (ALP), and cholesterol (Chrostek & Szmitkowski, 1989; Muhammad et al., 2011).