Notably, however, patients with tau pathology (CBD, Pick, PSP) typically presented with apraxia predominantly affecting one body part (orofacial or limb), whereas in patients with TDP pathology, the apraxia, when it emerged, affected orofacial and limb movements similarly (Fisher’s exact p = 0.002, Φ = 0.79). The gene discussed is MAPT; the disease is supranuclear palsy, progressive, 1.