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Alanine Aminotransferase

Test Code



Testing performed on DxC 700 AU analyzes with serum testing (Enzymatic).

Test Utility

Used in the diagnosis and management of liver disease.

Specimen Storage and Stability

ALT is stable in serum for 3 days when stored at 2-8C or longer than 3 days when stored frozen at -20C or colder.

Specimen Collection and Preparation

Allow SST specimens (Gold Top or Tiger, minimum 4.0mL) to clot 30 to 60 minutes then immediately centrifuge to separate serum from cells. Refrigerate 2-8C or 36-46F.

Specimen Rejection

  • Improperly labeled

  • Specimen grossly

  • Hemolyzed uncentrifuged

Reference Ranges

7 - 52U/L


Monday - Saturday, 16 hours a day.

Result available after getting the specimen in 5 hours.

STAT results available within 2 hours of receipt in the Laboratory.

*NOTE: All Specimen Refrigerated (2-8°C) for 7 days only.


Vibra Health Laboratory

Phone: (248) 846-0663

1307 Allen Dr, Suite A, Troy, MI 48083

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