dinitrophenylhydrazine test

[ dī-nī′trō-fĕn′əl-hīdrə-zēn′, -zĭn, -fē′nəl- ]

n.

A test to determine the presence of ketoacids; used in screening for maple syrup urine disease.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.