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Aspartate transaminase
| Item | Value | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Approval req'd? | No | ||||||||||
| Available Stat? | Yes | ||||||||||
| Test code | AST | ||||||||||
| Performed by | Parnassus & Mt. Zion Chemistry | ||||||||||
| In House Availability | Test available 24 hours per day 7 days per week | ||||||||||
| Method | Spectrophotometric, kinetic (non-activated alpha-ketoglutarate/NADH) | ||||||||||
| Container type | Gold top or Light Green top | ||||||||||
| Amount to Collect | 1 mL blood Click here for Microdetermination info | ||||||||||
| Sample type | Serum or plasma | ||||||||||
| Preferred volume | 0.5 mL serum or plasma | ||||||||||
| Min. Volume | 0.2 mL serum or plasma Click here for Microdetermination info | ||||||||||
| Units | U/L | ||||||||||
| Normal range |
Note: 1. Normal range for infants 0-1 year adapted from "Pediatric Reference Intervals", 6th edition, AACC Press, 2007, method 1. 2. Normal range for 1 to 6 year old children adapted from Beckman Coulter's "Pediatric Reference Range Guidelines for Synchron Systems" Bulletin 9345 3. Normal range for children >6 years adapted using adult normal ranges after comparison of Beckman Coulter's "Pediatric Reference Range Guidelines for Synchron Systems" Bulletin 9345 and adult normal ranges. 4. Normal range for adults was determined by testing 270 male and female healthy blood donors at UCSF. |
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| Synonyms | SGOT; AST; GOT; glutamic-oxaloacetic transaminase; glutamic-aspartic transaminase; transaminase A; AAT; AspT; 2-oxoglutarate-glutamate aminotransferase; aspartate α-ketoglutarate transaminase; aspartate aminotransferase; aspartate-2-oxoglutarate transaminase; aspartic acid aminotransferase; aspartic aminotransferase; aspartyl aminotransferase; AST; glutamate-oxalacetate aminotransferase; glutamate-oxalate transaminase; glutamic-aspartic aminotransferase; glutamic-oxalacetic transaminase; glutamic oxalic transaminase; GOT (enzyme); L-aspartate transaminase; L-aspartate-α-ketoglutarate transaminase; L-aspartate-2-ketoglutarate aminotransferase; L-aspartate-2-oxoglutarate aminotransferase; L-aspartate-2-oxoglutarate-transaminase; L-aspartic aminotransferase; oxaloacetate-aspartate aminotransferase; oxaloacetate transferase; aspartate:2-oxoglutarate aminotransferase; glutamate oxaloacetate transaminase | ||||||||||
| Stability | Room temperature 8 hours, refrigerated 2 days, frozen at -20C 1 week | ||||||||||
| Turn around times | STAT 1 hour, Routine 4 hours | ||||||||||
| Additional information | Hemolysis may artifactually increase the result. Samples with AST levels above the upper limit of the assay will automatically be diluted and re-run. |
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| CPT coding | 84450 | ||||||||||
| LOINC code | 1920-8 | ||||||||||
| Last Updated | 2/17/2012 9:56:50 AM | ||||||||||
| Entry Number | 81 | ||||||||||
| Lab Procedure Link | Click here for Procedure |
If you have additional questions regarding this test, please call: 415-353-1667