GPT and cancer: However, HCC patients had statistically significant elevated levels of alanine aminotransferase (ALT), aspartate aminotransferase (AST), total bilirubin, creatinine, alpha-fetoprotein (AFP), and white blood cells (WBCs), and significantly decreased albumin level, red blood cells (RBCs), hemoglobin, and platelets compared to cancer-free controls group.