5-HIAA, 24 Hour Urine

Container type random urine

Container Type

Test ID LAB352
EPIC ORDER 5HIAA, URINE, QUANTITATIVE, 24 HOUR
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
Comment
  • 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 J. Carr on December 12, 2025

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