AST (aspartate aminotransferase) is an enzyme found in the liver, heart, and muscles. It is released into the bloodstream when these tissues are damaged.
Category: Liver Function
Also known as: ast, sgot, aspartate aminotransferase, aspartate transaminase, got
Reference range: 10–40 U/L (Source: ABIM)
Standard unit: U/L
High values may indicate
High AST may indicate liver damage from hepatitis or cirrhosis, heart attack, muscle injury, or medication toxicity. It is often evaluated alongside ALT.
Low values may indicate
Low AST is generally not a clinical concern. Very low levels may occasionally be associated with vitamin B6 deficiency or uremia.