Liver enzymes are measured in international units per liter (U/L). The normal range of values (meaning the values between which levels are normal) are: ALT: Between 4 and 36 U/L AST: Between 8 and ...

Although some guidelines support this practice, we still have relatively little information about disease progression in patients with persistently normal liver enzyme levels. Researchers in India ...

although persistently elevated levels of liver enzymes (alanine aminotransferase [ALT] and aspartate aminotransferase [AST]) can be used to indicate hepatocyte damage and the need for diagnostic ...