Lesch-Nyhan disease (LND) is characterized by dystonia, cognitive abnormalities, and self-injurious behavior. No effective therapies are available. LND is associated with a presynaptic dopaminergic deficit, but the reported effects of dopamine…
Four patients with Lesch Nyhan disease were treated with L 5 hydroxytryptophan, alone, or in combination with carbidopa, and their effect on self mutilatory behavior was compared to that observed during periods in which placebo was administered.…