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Important Information:

Specimen Collection:

Patient Collection Instructions:

Forms:

Mayo Clinic Laboratories

Test Code GPT Alanine Aminotransferase (ALT/SGPT), Plasma or Serum

Additional Codes

EPIC:  LAB132

Methodology

Enzymatic Rate Method
Used in the diagnosis and treatment of certain liver diseases (viral hepatitis and cirrhosis).

Performing Laboratory

St. Joseph Hospital

Specimen Requirements

Submit only 1 of the following specimens:

Preferred:  Plasma

Draw blood in a light green-top (lithium heparin gel) tube(s). (Hemolyzed specimen is not acceptable.) Spin down, separate plasma from cells within 2 hours of draw, and send 1 mL of lithium heparin plasma refrigerated.

Note:  1. Indicate plasma on request form.

2. Label specimen appropriately (plasma).

 

Alternate:  Serum

Draw blood in a plain, red-top tube(s) or a serum gel tube(s). (Hemolyzed specimen is not acceptable.) Spin down, separate serum from cells within 2 hours of draw, and send 1 mL of serum refrigerated.

Note:  1. Indicate serum on request form.

2. Label specimen appropriately (serum).

Reference Values

Males:  10 - 50 U/L

Females:  10 - 35 U/L

Day(s) Test Set Up

Monday through Sunday

Available STAT

Test Classification and CPT Coding

84460