The condition of having an unusually high leukocyte count.
leukodystrophy
leukodystrophy
noun
(medicine) Any of a group of disorders characterized by progressive degeneration of the white matter of the brain, caused by imperfect growth or development of the myelin sheath that acts as an insulator around nerve fibres.
phenylketonuria
phenylketonuria
noun
(medicine) A metabolic disorder in which individuals lack the liver enzyme phenylalanine hydroxylase (PAH) which is needed to metabolize the amino acid phenylalanine.