What Is a Normal Liver Enzyme Count?


Quick Answer

The normal count for the liver enzyme alanine transaminase is between 10 and 40 international units per liter, according to MedlinePlus. Normal results for aspartate transaminase range from 10 to 34 international units per liter. These are the most commonly elevated liver enzymes, states Mayo Clinic.

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What Is a Normal Liver Enzyme Count?
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Full Answer

Elevated liver enzymes often indicate liver disease, MedlinePlus explains. They are also caused by other conditions, including cirrhosis, hepatitis, toxic medications, mononucleosis and pancreatitis. AST levels sometimes rise after an individual experiences deep burns, heart procedures, surgery or seizures. Although ALT is primarily found in the liver, significant amounts of AST are also in the heart and other muscle cells.

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