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Homovanillic acid (HVA), urine, random

Lab Section:  Sendout Reference  
Lab Location:  Sendout
Reference Lab: ARUP 
Test ID: LAB3121 
Synonyms: HVA, Spot Urine, Pediatric
Methodology: Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Schedule: Sunday, Tues-Sat
Reported: 7 days
Specimen Requirements:  Collection: 6.0 mL Urine in a Yellow Top Tube - Urine.
Pediatric volume: 2 mL.
Abstain from medications for 72 hours prior to collection.
Transport: Deliver to lab immediately On Floor Storage: * Keep refrigerated during collection*.
Handling: Transfer 4 mL aliquot from a well-mixed 24-hour or random collection to an ARUP Standard Transport Tube. (Min: 1 mL) Record total volume and collection time interval on transport tube and test request form..
Unacceptable conditions: Specimen types other than urine.
Stability: Ambient: Unacceptable, Refrigerated: 1 week, Frozen: 2 weeks

Notes: 

Includes Creatinine. Until further notice, test sent out to ARUP.

Reference Interval:  See patient report or consult reference laboratory website.
CPT Code(s): 83150
Last Changed: 11/11/2016 09:52:09
Last Reviewed: 12/22/2016 01:42:41