fatal familial insomnia

ICD-10: A81.981.9MeSH: D034062ORPHA: 466

Overview

Prion disease of the human brain

Available Treatments (0)

No treatments linked yet

Clinical trials or compassionate use may be available — consult a specialist.

Clinical Presentation

Signs and symptoms associated with fatal familial insomnia, sourced from HPO and Orphanet clinical annotations.

DementiaMyoclonusAbnormal autonomic nervous system physiologyInsomniaEmotional labilityDepressionHallucinationsAnxietyHypertensionHyperhidrosisAtaxiaDysarthriaTachycardiaDysphagiaAbnormality of extrapyramidal motor functionLaryngeal stridorSleep-wake cycle disturbanceEpiphoraSleep apneaThalamic hypometabolism in FDG PETAbnormally slow thought processShort term memory impairmentCognitive impairmentReduced attention regulationShort REM sleepDiplopiaWeight lossFeverConstipationLoss of speechIncreased circulating cortisol levelAbnormal pyramidal signAbnormal pineal melatonin secretionArterial hypertensionHallucinationPhobiaAgrypnia excitataAgeingPanic attackGeneralized anxiety disorder

Classification & Codes

ICD-10 Code

A81.981.9

MeSH Code

D034062

Orphanet Code

ORPHA:466
fatal familial insomnia
ICD-10A81.981.9
MeSHD034062
OrphanetORPHA:466
Treatments0 drug(s)
Symptoms on record40 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO