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Liver function
AST
Measures an enzyme found in the liver and other tissues.
What it measures
It measures the amount of aspartate aminotransferase in the blood.
Why it is tested
It is commonly used to help assess liver and muscle health.
Low results
Low results are usually not a concern on their own.
High results
High results may be associated with liver injury, muscle injury, or alcohol use.
Related tests
ALT, ALP, Bilirubin
Sources
Disclaimer
This information is for education only and is not a substitute for medical advice. Results should be interpreted by a qualified clinician alongside your symptoms and medical history.