HVA, 24 Hour Urine

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