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HVA, 24 Hour Urine

Container Type = Orange Urine Red Label or Orange Urine Yellow Label or

Container Type

Test ID   LAB5104
EPIC ORDER   HOMOVANILLIC ACID, 24 HOUR URINE
CPT Code(s)   83150
Group/Individual Test   Group
Laboratory   Core Referral Testing
Tube Station   N/A
Specimen Routine: 24 hr urine, red (adult)/Yellow (<5 yrs old) container; refrigerate. See Comments
Availability Routine: Reference Laboratory - Mayo Clinic Laboratories
Turnaround Time   4-6 days
Reference Range   See separate report
Comment
  • Discontinue L-dopa 24 hours prior to and during collection of specimen.
  • Bactrim may interfere with detection of the analyte. Add a note to the lab if patient is taking Bactrim at time of collection.

Reviewed by J. Carr on December 03, 2025

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