Lesch-Nyhan syndrome

noun
Lesch-Ny·​han syndrome | \ ˈlesh-ˈnī-ən- How to pronounce Lesch-Nyhan syndrome (audio) \

Medical Definition of Lesch-Nyhan syndrome

: a rare and usually fatal genetic disorder of male children that is inherited as an X-linked recessive trait and is characterized by hyperuricemia, intellectual disability, spasticity, compulsive biting of the lips and fingers, and a deficiency of hypoxanthine-guanine phosphoribosyltransferase

called also Lesch-Nyhan disease

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