dictionary help| VMA test --> vanillylmandelic acid test | medical dictionary |
A test for catecholamine-secreting tumours (pheochromocytoma and neuroblastoma) performed on a 24-hr urine specimen; it is based on the fact that vanillylmandelic acid is the major urinary metabolite of norepinephrine and epinephrine.
Synonyms: 3-methoxy-4-hydroxymandelic acid test, VMA test.
(05 Mar 2000)
vanillyl, vanillyl-alcohol oxidase, vanillylmandelic acid < Prev | Next > vanilmandelic acid, vanished testis syndrome
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