VMA (Urine)


Test Information

Test Name

VMA (Urine)

Synonyms

Vanillyl Mandelic Acid, 3-methoxy-4-hydroxymandelic acid, 4-Hydroxy-3-methoxymandelic acid, HMMA

Preferred Specimen

Random Urine (yellow pot)

Testing Location

Referral

Turn Around Time

1 week


Processing Information

Registration Code

UVMA

Notes

  • VMAs are no longer regarded as the test of choice in screening for phaeochromocytoma. VMA requests for phaeochromocytoma are forwarded for urine metanephrine analysis.
  • VMA and HVA requests are reserved for the diagnosis of neuroblastoma.
  • For patients <15 years, forward sample to LabPlus for HVA urine ratio.
  • Acidify urine within 2 hours of collection

Methodology

Interpretations

View Interpretations

Contact Information

laura.yau@pathlab.co.nz

External Referral Information

Referral Location

LabPlus (via WHL)

External Lab Website