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Alkaline Phosphatase
| Item | Value | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Approval req'd? | No | ||||||||||||||||||||||||||||||
| Available Stat? | Yes | ||||||||||||||||||||||||||||||
| Test code | ALKP | ||||||||||||||||||||||||||||||
| Performed by | Parnassus & Mt. Zion Chemistry | ||||||||||||||||||||||||||||||
| In House Availability | Test available 24 hours per day 7 days per week | ||||||||||||||||||||||||||||||
| Method | Spectrophotometric, kinetic (aminomethyl propanol/nitrophenol phosphate) |
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| 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 to <1 year adopted from "Pediatric Reference Ranges", 6th edition, AACC Press, 2007, method 3 (p-Nitrophenylphosphate) 2. Normal range for children 1 to less than 16 years old adopted from Beckman Coulter's "Pediatric Reference Range Guidelines for Synchron Systems" Bulletin 9345 3. Normal range for children 16 to <18 years old adopted from "Pediatric Reference Ranges", 6th edition, AACC Press, 2007, method 3 (p-Nitrophenylphosphate) 4. Normal range for adults was determined by testing 271 male and female healthy blood donors at UCSF. |
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| Synonyms | Alk phos; AlkP; Alk Ptase | ||||||||||||||||||||||||||||||
| Stability | Room temperature 8 hours, refrigerated 2 days, frozen at -20C 1 week | ||||||||||||||||||||||||||||||
| Turn around times | STAT 1 hour, Routine 4 hours | ||||||||||||||||||||||||||||||
| Additional information | Alkaline phosphatase isoenzymes are unreliable; use GGT to distinguish bone from liver enzyme if the source of elevation is unclear. | ||||||||||||||||||||||||||||||
| CPT coding | 84075 | ||||||||||||||||||||||||||||||
| LOINC code | 6768-6 | ||||||||||||||||||||||||||||||
| Last Updated | 2/17/2012 9:57:15 AM | ||||||||||||||||||||||||||||||
| Entry Number | 225 | ||||||||||||||||||||||||||||||
| Lab Procedure Link | Click here for Procedure |
If you have additional questions regarding this test, please call: 415-353-1667