Hy’s law: When liver enzyme elevation may be *extremely* serious

This article was first published on January 8, 2018. It was last reviewed, updated, or edited on October 9, 2023. We look at the results of our patients’ hepatic (liver) function tests all the time. And, we see elevations of liver enzymes — aspartate aminotransferase (AST) and alanine aminotransferase (ALT) — in some patients. Fortunately,…