
Health Information: Liver Function Tests: Exam Overview. Madison (WI): University of Wisconsin Hospitals and Clinics Authority c2019. Health Information: Liver Function Panel: Topic Overview. Rochester (NY): University of Rochester Medical Center c2019.
University of Rochester Medical Center. Gainesville (FL): University of Florida Health c2019. UF Health: University of Florida Health. Department of Health and Human Services Blood Tests. National Heart, Lung, and Blood Institute. Mayo Foundation for Medical Education and Research c1998–2019. American Association for Clinical Chemistry c2001–2019. Jacksonville (FL): The Nemours Foundation c1995–2019. Other names: liver panel, liver function panel, liver profile hepatic function panel, LFT If levels of one or more of these substances are outside of the normal range, it may be a sign of liver disease. Prothrombin time (PT), a protein involved in blood clotting. LD is released into the blood when cells have been damaged by disease or injury. Lactate dehydrogenase (LD), an enzyme found in most of the body's cells.
Bilirubin, a waste product made by the liver. These are different enzymes made by the liver. ALP (alkaline phosphatase), ALT (alanine transaminase), AST (aspartate aminotransferase), and gamma-glutamyl tansferase (GGT). This test measures the total amount of protein in the blood. The different substances are often tested at the same time on a single blood sample, and may include the following: These tests check the overall health of your liver. Liver function tests (also known as a liver panel) are blood tests that measure different enzymes, proteins, and other substances made by the liver.