Asparate Amino Transferase, Plasma

From Taranaki Lab Manual
Revision as of 19:56, 14 September 2026 by Clair Crossley (Crossley1) (talk | contribs) (Updated reference intervals)

Tests:Asparate Amino Transferase, Plasma
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Overview

Department Biochemistry 
Test Code PAST
Synonyms AST

SGOT 

Availability Monday - Sunday, testing routinely available out of hours
Turnaround Time 1 - 2 hours 
Stability – Add test 24 hours 

Specimen Requirements

Specimen Plasma

Serum

Preferred 6 mL Li-Hep Green-Top
Acceptable 6 mL Plain Red-Top
Unacceptable Haemolysed samples
Specimen Transportation
Paediatric Requirements 600 µL Microtainer tube

Aliquot Requirements

Sample Plasma

Serum 

Preferred Volume
Minimum Volume 100 µL
Aliquot Transportation

Clinical Information

Reference Intervals Reference range:
0 - 1 month: 20 - 200 IU/L
>1 month - 2 yr 20 - 80 IU/L
>2yrs - 5 yrs 15 - 60 IU/L
>5yrs - Adult 10 - 50 IU/L

Haemolysis can cause artefactual elevations. 

Test Method Abbott Alinity C Analyser, Abbott Reagents.  Based on IFCC recommendation. 
Advanced Notice Not Required  
Patient Preparation Not Required

Comments

Owner Clair Crossley (Crossley1)
Last reviewed 14.09.2026
Next review 14.09.2027 (OK)