Inpatient and Outpatient Orderable

Random Urine, Vanillylmandelic Acid (VMA)

Synonyms

  • LAB11675
  • VANILLYLMANDELIC ACID, RANDOM URINE

Cerner Name

VMA Random Urine

Clinical Info

Pediatric testing for the evaluation of hypertension; diagnose and follow up neuroblastoma, ganglioneuroma, and ganglioneuroblastoma. Most neuroblastoma patients excrete excess HVA in 24-hour collections. If VMA and HVA are both used in work-up, up to 80% of all cases will be detected.

Specimen Sources

Bladder Kidney, Left Kidney, Right Ureter, Left Ureter, Right Urine, Catheter Urine, Clean Catch Urine, Foley Urine, Voided

Specimen Types

Urine

Container

Urine Cntr

Collection Instructions

Container/Tube: Plastic Urine Tube or Cup no preservative
Specimen: 10 ml Aliqout Random Urine (2 mL min)
Transport Temperature: Refrigerated
Stability: 7 Days Room Temperature
               14 Days Refrigeratesd or Frozen
Patient Preparation:  Patient should avoid salicylates, caffeine, phenothiazine, and antihypertension agents. Also coffee, tea, chocolate, fruit (especially bananas and any vanilla-containing substances for 72 hours prior to collection).
 

Specimen Volume

10 ml Aliqout Random Urine (2 mL min)

Transport Instructions

Refrigerated

Specimen Stability

7 Days Room Temperature
               14 Days Refrigeratesd or Frozen
Patient Preparation:  Patient should avoid salicylates, caffeine, phenothiazine, and antihypertension agents. Also coffee, tea, chocolate, fruit (especially bananas and any va

Methodology

Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
 
This test was developed and its performance characteristics determined by LabCorp. It has not been cleared or approved by the Food and Drug Administration.

Days Performed

Performing Laboratory

LabCorp

CPT

82570
84585
 
LOINC Code: 3124-5

PDM

5901370

Only Orderable at Locations:

Orderable Everywhere

Results
Component Name Base Name Common Name External Name
VANILLYLMANDELIC ACID, RANDOM URINE VMARANDOMUR VANILLYLMANDELIC ACID, RANDOM URINE Vanillylmandelic Acid, Random Urine
CREATININE, RANDOM URINE CREATUR CREATININE U Urine Creatinine
VMA/ G CREATININE VMAGCREAT VMA G CREATININE VMA/Crt, Random Urine

Result Interpretation

Pediatric patients and adults: VMA:creatinine ratio
• Up to 2 years: 0.0−18.8 mg/g creatinine
• 2 to 4 years: 0.0−11.0 mg/g creatinine
• 5 to 9 years: 0.0−8.3 mg/g creatinine
• 10 to 19 years: 0.0−8.2 mg/g creatinine
• Older than 19 years: 0.0−6.0 mg/g creatinine
 
TAT: 5-8 Days
 

Forms
LAB11675 build edit