Test Name
SEROTONIN, SERUM
Aliases
5-HYDROXYTRYPTAMINE
Abbreviations
5-HT
Test Classification
INDIVIDUAL
Department
SPECIAL CHEMISTRY
Sub Department
-
TAT Category
ELAPSED (CONTINUOUS) TIME
Estimated TAT
288
TAT Units
HOURS
Test Requirements
Serum in plain tube (red top) or SST tube (yellow top) or in a separation vial. Centrifuge tubes within 1 hour. Separate centrifuged serum in plain tubes within 1 hour.
Clinical Utility
Diagnosis & monitoring of neuroendocrine tumors/ carcinoid tumors.
Last Review
26th Feb 2026