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vanillylmandelic acid test

 

Definition: a test for catecholamine-secreting tumors (pheochromocytoma and neuroblastoma) performed on a 24-hour urine specimen; it is based on the finding that vanillylmandelic acid is the major urinary metabolite of norepinephrine and epinephrine.

Synonym(s): 3-methoxy-4-hydroxymandelic acid test, VMA test

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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