Service Description

The Serotonin, HPLC (Serum) test measures the level of serotonin in the blood using high-performance liquid chromatography (HPLC) for precise quantification. Why it’s done: To evaluate serotonin levels related to mood disorders, depression, or anxiety To help diagnose certain neuroendocrine tumors (carcinoid syndrome) To monitor patients on medications affecting serotonin metabolism To investigate symptoms such as mood changes, sleep disturbances, or gastrointestinal issues To support research or clinical evaluation of serotonin-related conditions Specimen Type: Blood draw Turnaround Time: Typically 2–5 business days Collection Available: In-office or mobile blood draw services