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HelpTest Code AST Aspartate Transaminase
Additional Codes
| Epic Ordering Code | LAB131 |
| NBS code | LBC00104 |
| Service code | 31016 |
Specimen Requirements
Submit only one of the following:
| Preferred: | Acceptable: |
| Gold Top | Green Top (Li Heparin) |
Processing Requirements
Allow specimen to clot for 30 mins (Gold Top) and centrifuge within 2 hours
Specimen type: Serum
Volume: 0.5mL
Storage/transport requirements: Refrigerated
Specimen Stability
| Specimen Type | Serum/Plasma |
|---|---|
| Ambient | 4 days |
| Refrigerate | 7 days |
| Frozen | 12 weeks |
Specimen Condition
| Haemolysis | Alert/Reject |
|---|---|
| Icterus | OK |
| Lipaemia | Alert/Reject |
| Others | Not applicable |
Methodology
Enzymatic Assay
Days and Times Performed
24 hrs, TAT 1 day
Reference Interval
| Age | Male (U/L) | Female (U/L) |
|---|---|---|
| 0 – 14 days | 23 – 186 | 23 – 186 |
| 15 days – < 1 yr | 23 – 83 | 23 – 83 |
| 1 – 6 yrs | 26 – 55 | 26 – 55 |
| 7 – 11 yrs | 21 – 41 | 22 – 41 |
| 12 – 18 yrs | 18 – 40 | 17 – 33 |
| ≥ 19 yrs | 6 – 35 | 6 – 30 |
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Assessment of liver profile.
Diagnosis of acute myocardial infarct.
Update
Last updated 13/03/2025
Alias
SGOT
LOINC Code Information
30239-8