Extremely rare form of familial choreoathetosis with
Infantile Choreoathetosis of Fisher.
Described in only one family,
affecting four generations. Autosomal dominant inheritance.
Distinguishing features were infantile onset
with exclusive neurologic impairment including progressive choreoathetosis
predominantly affecting the legs and consequently impairing gait.
Occasionally, pyramidal tract signs can occur. Patients do not show any
signs of dementia, seizures, or rigidity.
No specific anesthetic considerations are
expected to arise.
Fisher M, Sargent, J, Drachman D: Familial inverted choreoathetosis.