paroxysmal nonkinesiogenic dyskinesia

Epidemiology

• rare

Genetics

• type 1 associated with defects in PNKD gene

Clinical manifestations

• attacks of involuntary movements brought on by stress, alcohol, fatigue or caffeine

Laboratory

• PNKD gene mutation (type 1)

Database

• OMIM: https://mirror.omim.org/entry/118800