According to OMIM, both BHC (OMIM #118,700), chorea, congenital hypothyroidism with or without pulmonary dysfunction (CAHTP, OMIM #610,978); and susceptibility to nonmedullary thyroid cancer-1 (NMTC1, OMIM #188,550), are related to mutations in the NKX2-1 gene. Here, NKX2-1 is linked to choreatic disease.