label: Neuropathy, Hereditary Sensory and Autonomic, Type IV
label_lc: neuropathy, hereditary sensory and autonomic, type iv
description: "A rare, autosomal recessive inherited disorder caused by mutations in the NTRK1 gene. It is characterized by inability to feel pain and temperature that leads to repeated unintentional self-injuries, and decreased or absent sweating that leads to hyperpyrexia and febrile seizures."