Sign in →

Test Code LAB131 Aspartate Aminotransferase (AST/SGOT), Plasma

Performing Laboratory

Barnes-Jewish Hospital Laboratory

Methodology

Enzymatic (Activated)

Literature Reference:

Package insert: ASTPM reagent. Roche Corporation, 03/2020.

Specimen Requirements

Note:  This test is also available as part of LAB17 Comprehensive Metabolic Panel (CMP) and  LAB20 Hepatic Function Panel. 

 

Specimen Type: Plasma

Container/Tube: Mint-green top (lithium heparin)

Specimen Volume: Full tube

 

Day(s) Test Set Up

Monday through Sunday

Turnaround Time:
STAT: 1 hour after receipt in laboratory

Routine: 2 to 4 hours after receipt in laboratory

Test Classification and CPT Coding

84450

Reference Values

0-5 days: 35-140 Units/L
> 5 days-12 years: 10-60 Units/L

> 12 years-18 years: 10-50 Units/L
> 18 years male: 10-50 Units/L
> 18 years female: 10-45 Units/L

Literature Reference:

1. International Federation of Clinical Chemistry, "Provisional recommendations on IFCC Methods for the Measurements of Catalytic Concentrations on Enzymes, Method for Aspartate Aminotransferase," Clinical Chemistry 23: (5) p. 887, 1977.

2. Rifai N, Horvath AR, Wittwer AT eds: Textbook of Clinical Chemistry and Molecular Diagnostics 6th ed: Chapter 29, p. 412, Elsevier, St. Louis, MO 2018.

.

Specimen Transport Temperature

Ambient

Additional Information

For BJH Laboratory Use Only
Alternate Tube:

1 dark green-top (lithium heparin) tube
1 red-top tube

1 lavender-top (EDTA) tube

Laboratory Processing Instructions:

Test performed in BJH Core Lab.  Processed by automated line for delivery to the Cobas 8000.  Completed specimens are stored refrigerated for 5 days. 

Test performed in South County Siteman and Ambulatory Cancer Building Lab.  Centrifuge sample and deliver to the Cobas.  Completed specimens are stored refrigerated for 5 days. 

Special Instructions

See Analyte Stability Chart under General Information for a complete list.

LOINC Code Information

Name LOINC Code
Aspartate Aminotransferase 30239-8