Clinical Chemistry tests include amounts of certain chemicals in the blood sample: Alanine aminotransferase (ALT), Alphafetoprotein (AFP), Alkaline phosphatase (ALP), Ammonia, Amylase, Aspartate aminotransferase (AST), Bilirubin tests, Arterial Blood Gas (ABG), Blood Urea nitrogen (BUN), B-Natriuretic peptide (BNP), C-Reactive protein (CRP), Carcinoembryonic Antigen (CEA), Blood Calcium, Cholesterol, Cortisol, Creatine Kinase, Creatinine, Drug Analysis, Electrolytes, Glucose, Gamma glutamyltransferase (GGT), Hemoglobin A1C, Lactate Dehydrogenase (LD), Lipase, Prostate Specific Antigen (PSA),