<unk>  is thought to result from a mutation of the TAF1 (TATA-binding protein-associated factor 1) gene at Xq13.1. It has an X-linked, recessive pattern of inheritance. Genetic analysis suggests that the responsible mutation was introduced into the ethnic groups of Panay (especially to the Hiligaynon people) over two millennia ago.
X-linked dystonia parkinsonism
Huntington's disease-like syndrome
Madras motor neuron disease
Fragile X-associated tremor/ataxia syndrome
Parkinson-plus syndrome
Benign hereditary chorea
Stratton Parker syndrome
Babinski–Nageotte syndrome