VMA (Urine)

Hydroxymethoxy-mandelic acid (aka HMMA or vanillylmandelic acid, VMA) is not offered at LabPLUS.

For investigation of possible neuroblastoma – consider urine dopamine.

For investigation of possible phaeochromocytoma or paraganglioma – consider urine/plasma metanephrines.

Last updated: 11/09/2026