5-HIAA, 24 Hour Urine

Container Type

Test ID LAB352
CPT Code(s) 83497
Group/Individual Test Group
Laboratory Core Referral Testing
Tube Station N/A
Specimen Routine: 24 hr urine, container red (adult) / yellow (<5 yrs old); refrigerate. See comments
Availability Routine: Reference Laboratory - Mayo Clinic Laboratories
Turnaround Time 4-6 days
Reference Range Normal: See separate report

Obtain Red/Yellow container from Core Laboratory. Refrigerate during collection.

Patient should be placed on restricted diet from foods high in hydroxyindole for at lest 72 hours prior to and during collection of urine (avocados, bananas, eggplant, pineapples, plums, tomatoes, walnuts, caffeine).

Call Referral Testing at 984-974-1414 if have questions about food and medication restrictions.

Reviewed by Christopher Parker on December 01, 2021

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514