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Test Code AST Serum Glutamic Oxaloacetic Transaminase/Aspartate Aminotransferase (SGOT/AST), Serum

Methodology

NADH to NAD

Specimen Requirements

Container/Tube:

Preferred: Lithium heparin (light green-top)

Acceptable: Serum Gel

Draw blood, spin down and send 1 mL (pediatric:  0.2 mL) of plasma or serum.

Specimen Stability Information

*Specimen must be spun within 8 hrs of collection *

 

Specimen Type

Temperature

Time

Plasma,lithium heparin / Serum

RT, spun

 4 days
 

Refrigerated, spun

 7 days

 

Reference Values

Age Male (U/L) Female (U/L)
0 - 30 days <51 <49
1 - 11 months <65 <79
1 - 3 years <56 <69
4 -6 years <48 <59
7-9 years <42 <41
10 - 12  years <38 <37
>12 years <39 <33

 

Reject Due To

 

Hemolysis

Mild:

Reject

Gross:

Reject

Lipemia

Mild:

ok

Gross:

Reject

Icterus

Mild:

ok

Gross:

ok

 

Day(s) Test Set Up

Monday through Sunday

CPT Coding

84450

Secondary ID

HHA244

Performing Laboratory

Huntsville Hospital Laboratory/Madison Hospital Laboratory

LOINC Coding

 

Test Name LOINC Code
Aspartate Aminotransferase (SGOT/AST), Serum or plasma 1920-8