Biochemistry
| Full details for "Aspartamine Aminotransferase (AST)". | |
|---|---|
Name |
Aspartamine Aminotransferase (AST) |
Alternative name/Profile |
Liver Profile |
Department |
Biochemistry |
Investigation |
AST is an intracellular enzyme present in both cytoplasm and mitochondria, found throughout the body, with the greatest amounts in liver, skeletal and cardiac muscle, and the kidneys. It is predominantly used in the investigation of suspected liver disease. In the past it was measured as part of a “cardiac enzyme” profile but this has been superseded by use of Troponin T or I. |
Specimen type |
Serum |
Sample type |
|
Sample container & volume |
5mL - Red Tube |
Frequency of analysis |
Daily |
Turnaround time |
1 working day |
Availability |
Daily, throughout 24 hours |
Notes |
Haemolysis and excessive delay in sample transport/processing may invalidate the results |
Related links |
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Reference range |
**New reference range for AST and ALT from 14.07.25 Male 10 - 50 IU/L Female 10 - 35 IU/L New AST assay results show an average 25% positive bias (higher) vs previous method. |
Last updated |
Mon, 29 Sep 2025 08:19:18 IST |