(shē′dē-ăk-hē-gă′shē)

[M. Chédiak and O. Higashi, contemporary French and Japanese physicians, respectively]
A lethal metabolic disorder, inherited as an autosomal recessive trait, in which neutrophils contain peroxidase-positive inclusion bodies. Partial albinism, photophobia, and pale optic fundi are clinical features. Children usually die by 5 to 10 years of age of a lymphoma-like disease.