Aspartate aminotransferase (AST) and alanine aminotransferase (ALT) are two liver enzymes measured in a blood test to check the health of your liver. High AST and ALT levels are a general sign of ...

That means high ALT levels could be a sign of liver disease or damage. ALT blood tests help healthcare providers assess the health of the liver. The test is often part of a comprehensive metabolic ...

Strategy F: test all patients from prevalent countries as well as those with an ALT exceeding twice the upper-limit of normal. Strategy G: test all patients for viral hepatitis ...

as patients with a high BMI could not be excluded. The authors suggest that lowering the upper normal limit for serum ALT might increase test sensitivity, but at the possible cost of decreased ...