Alanine aminotransferase (ALT) is an enzyme primarily found in your liver. An enzyme is a protein that helps speed up chemical reactions. ALT is involved in cellular energy production. ALT levels in ...

Doctors can diagnose fatty liver disease, now called metabolic dysfunction-associated steatotic liver disease (MASLD), using blood tests that measure serum liver enzyme levels. Elevated enzyme levels ...

Dear Dr. Roach: I'm a generally healthy 73-year-old man. I recently had blood work done and was incidentally noted to have high liver tests (ALT and AST). My doctor ordered a sonogram, which said that ...

A new combined test panel called Lipid Profile ALT (Cholestech Corp., Hayward, Calif.) has received an FDA waiver from Clinical Laboratory Improvement Amendments (CLIA) standards. The panel, designed ...

Dear Dr. Roach: I’m a generally healthy 73-year-old man. I recently had blood work done and was incidentally noted to have high liver tests (ALT and AST). My doctor ordered a sonogram, which said that ...