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Fatal familial insomnia
What is Fatal familial insomnia?
Fatal familial insomnia (FFI) is a very rare form of prion disease (see this term) characterized by subacute onset of insomnia showing as a reduced overall sleep time, autonomic dysfunction, and motor disturbances.
Inheritance type
Autosomal dominant
Prevalence
Worldwide: <1 in 1,000 000
Age of Onset
Adult
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on
"https://www.orphadata.com"
. Data version 1.3.16 / 4.1.7.