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Pathology Departments Requesting & Reporting Blood Test Information Phlebotomy Guide Contact us
Blood Sciences

Blood Test Information

minimum sample volume required ~ 5ml

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Test Code: AST

Tube type: SST

Other acceptable tube types
Lithium heparin (pale green)

Special instructions

Reference Range
0 - 14 days: <150
15 - 365 days: <60
1 - 7 years: <40
Male 8+ years: <50
Female 8+ years: <35


Linked to

Turnaround Time
1 day

Department: Biochemistry

Clinical Application
ALT preferred in investigation of liver dysfunction as more specific. Measurement of AST:ALT ratio has fallen out of use.


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