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Test Code ALT Alanine Aminotransferase (ALT) (SGPT), Serum LAB132

Test Method

Kinetic Rate Method; Beckman DXC600

Performance

Testing is performed Monday through Sunday.

Routine orders: Typically completed within 4 hours.

Expedite orders: Typically completed within 1 hour after the
specimen arrives at the testing site.

STAT orders: Typically completed within 30 minutes after
the specimen arrives at the testing site.

Useful For

Diagnosis and monitoring of liver disease associated with
hepatic necrosis.

Specimen Requirement

0.5 mL plasma or serum is required.

CPT Code Information

84460 Chemistry: Transferase alanine amino (ALT) (SGPT)

Reference Values

11-54 IU/L
 

LOINC Code Information

1742-6 Alanine Aminotransferase [Enzymatic Activity/Volume] In
Serum or Plasma

Additional Specimen Collection Information

Collect blood in a lithium heparin, green-top or red-top tube.
PST and SST (gel tubes) are acceptable. Serum or plasma should be
separated from contact with the cells within 2 hours of collection.
Specimens not centrifuged within 4 hours of collection may be
rejected. Refrigerate the specimen if unable to assay within 8
hours of collection. Specimens not tested within 48 hours must be
frozen at -15 to -20 C. Hemolyzed specimens are not acceptable.
Samples with ≥3+ lipemia must be cleared prior to
analysis.