ASPARTATE AMINOTRANSFERASE, SERUM/PLASMA
| Synonyms: | AST; SGOT |
| Computer Code: | (AST) |
| Specimen Collection: | 2 mL blood (light green top (Li Heparin) preferred. Red/gold acceptable). Pediatrics: 0.5 mL blood (light green top (Li Heparin) preferred. Red/gold acceptable). |
| Minimum Volume: | 0.5 mL |
| Handling Instructions for Offsite Areas: | Allow to clot, centrifuge for 20 minutes and refrigerate. Serum must be removed from red top tube. |
| Reference Values: | 0-15 days: 30-146 U/L. 15 days - 1 year: 19-61 U/L. 1-7 years: 20-40 U/L. 7-12 years: 17-33 U/L. 12-19 years: (Female) 12-24 U/L (Male) 13-32 U/L. 19+ years: 5-45 U/L. |
| Lab Code: | Chemistry |
| Requisition: | C/H |
| Test Frequency: | Daily |
| Routine TAT: | 2 hrs |
| Stat TAT: | 60 min |
| CPT Code(s): | 84450 |
| LCD or NCD: | |
| Methodology Used: |
See Addendum XVII |