WMitochondrial disease
WCoenzyme Q10 deficiency
WDiabetes and deafness
WFriedreich's ataxia
WGFER SyndromeWHUPRA syndromeWLeber's hereditary optic neuropathy
WLeigh syndrome
WMELAS syndrome
WMERRF syndromeWMitochondrial DNA depletion syndrome
WMitochondrial myopathy
WMitochondrial neurogastrointestinal encephalopathy syndromeWNeuropathy, ataxia, and retinitis pigmentosa
WTafazzin
WWolfram syndrome