Serotonin - platelet
Last updated: Friday, 26, March, 2004
| Item | Process |
|---|---|
| Specimen | 5 mL blood in an EDTA tube. The specimen must be delivered to the laboratory immediately after collection. Some laboratories measure plasma or blood serotonin but platelets are the preferred specimen. |
| Method | HPLC. |
| Reference Interval | <5.4 nmol/109 platelets. |
| Application | Diagnosis of carcinoid syndrome. |
| Interpretation | Patients with carcinoid syndrome show elevation of platelet serotonin. |
| Reference | Oberg K. Expert Rev Anticancer Ther. 2003; 3(6): 863-877. |