5-Hydroxyindoleacetic Acid (HIAA), Urine
| CPT Code(s): | 83497 |
| Specimen Required: | Patient Preparation:Patients should abstain, if possible, from medications, over-the-counter drugs, and herbal remedies for at least 72 hours prior to the test. Foods rich in serotonin (avocados, bananas, eggplant, pineapple, plums, tomatoes, walnuts) and medications that may affect metabolism of serotonin must be avoided at least 72 hours before and during collection of urine for HIAA. Collect:24-hour or random urine. Refrigerate 24-hour specimens during collection. Specimen Preparation:Transfer 4 mL aliquot from a well-mixed 24-hour or random collection to an RDL Standard Transport Tube. (Min: 1 mL) Record total volume and collection time interval on transport tube and test request form. Storage/Transport Temperature:Refrigerated. Stability:Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 2 weeks |
| New York DOH Approval Status: | This test is New York DOH approved. |
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