Vanillylmandelic Acid, Urine 24 Hour




Test Mnemonic

UVMA24

CPT Codes

  • 84585 - QTY (1)

Aliases

  • VMA

Performing Laboratory

Cleveland Clinic Laboratories


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mLUrine, 24-hour (well-mixed)Clean container (No preservatives) Refrigerated 

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
0.3 mL     

Stability

Environmental Condition Description
Refrigerated14 days
Frozen14 days
AmbientUnacceptable

Days Performed

2 days per week

Turnaround Time

2 - 5 days

Methodology

Name Description
High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS) 

Reference Range

Vanilmandelic Acid, Urine
Sex Age From Age To Type Range Range Unit
   Months6 MonthsNormal7.1-16.8mg/g crt
 6 Months12 MonthsNormal8.1-17.1mg/g crt
 1 Years2 YearsNormal6.4-15.1mg/g crt
 2 Years3 YearsNormal5.0-11.4mg/g crt
 3 Years5 YearsNormal4.1-9.7mg/g crt
 6 Years11 YearsNormal2.9-7.3mg/g crt
 12 Years17 YearsNormal1.7-4.6mg/g crt
 18 Years99 YearsNormal1.4-5.2mg/g crt
VMA Urine, 24hr
Sex Age From Age To Type Range Range Unit
   Years17 YearsNormal2.0-4.3mg/24 hrs
 18 Years99 YearsNormal1.8-5.7mg/24 hrs

Special Info

Urine, 24-hour (well-mixed) in a clean container with no preservatives.

Clinical Limitation

Urine Vanillylmandelic Acid (VMA) test performed by Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS). Results obtained with different methods or kits cannot be used interchangeably.