Jaw reflex in Friedreich ataxia.
Twenty-one patients with Friedreich ataxia were examined and found to have a brisk jaw reflex. This previously unreported clinical finding contrasts with the impairment of tendon reflexes in the limbs and should not rule out the diagnosis of Friedreich ataxia.
D000293:Adolescent; D000328:Adult; D005260:Female; D005621:Friedreich Ataxia / Q000503:physiopathology*; D006801:Humans; D007568:Jaw / Q000503:physiopathology*; D008297:Male; D008875:Middle Aged; D012018:Reflex; D012026:Reflex, Stretch