When to Worry About AST Levels: Key Warning Signs AST (aspartate aminotransferase) is an enzyme found inside cells throughout your body, not just the liver Your heart, muscles, kidneys, and red blood cells all contain AST When any of these cells are damaged or destroyed, AST leaks into the bloodstream and shows up on a blood test
What Do AST Levels Mean for Your Health? An AST test measures an enzyme in your blood that helps check your liver's health High AST levels can signal liver problems, but other factors like muscle injury can also raise levels
What Happens If My AST Is High? Causes, Signs Next Steps AST, or aspartate aminotransferase, is an enzyme that helps the body process amino acids Under normal conditions, AST stays inside cells doing its job When cells become damaged or injured, they release AST into the bloodstream, causing blood levels to rise above the normal range
Aspartate Aminotransferase (AST) Test Decoded - WebMD An aspartate aminotransferase (AST) test can show whether you have a liver disease or injury Learn how this test works and how it can help your doctor diagnose you