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Serotonin
| Item | Value | ||
|---|---|---|---|
| Approval req'd? | No | ||
| Available Stat? | No | ||
| Test code | SERO | ||
| Performed by | Quest | ||
| Sendout? | Yes | ||
| Method | HPLC | ||
| Patient Preparation | The patient should avoid foods high in indoles for 3 days prior to specimen collection: avocado, banana, eggplant, pineapple, plum, tomato and walnut, as well as avoiding coffee, tea and tobacco. | ||
| Collection Instructions | Obtain special collection kit from Specimen Receiving Desk (M521). The specimen collection kit will include a lavender top tube and a special plastic vial containing ascorbic acid. After drawing the specimen into the lavender top tube, mix well and deliver to laboratory asap. | ||
| Container type | Obtain special collection kit from specimen receiving desk (M521). | ||
| Amount to Collect | 4 mL blood | ||
| Sample type | Blood | ||
| Preferred volume | 4 mL blood | ||
| Min. Volume | 1.1 mL blood | ||
| Processing notes | Transfer whole blood into the plastic vial, mix well and freeze at -20C. Do NOT centrifuge. Order Quest # 29397P. | ||
| Units | µg/L (mcg/L) | ||
| Normal range |
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| Turn around times | Test run Monday-Saturday. Turnaround time: 2-5 days. | ||
| Additional information | To convert µg/L to µmol/L (SI units) multiply by 0.00568. For testing on urine see 5-HIAA. |
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| LOINC code | 2939-7 | ||
| Last Updated | 10/2/2010 11:52:35 AM | ||
| Entry Number | 850 |
If you have additional questions regarding this test, please call: 415-353-1667