قبل الحادث بشهر 1998

الأربعاء، 13 أكتوبر، 2010

Age of onset




The age at which symptoms begin is referred to as age of onset. If an individual develops symptoms prior to approximately age 30, it may be referred to as early-onset or childhood-onset. If the dystonia occurs during the teen years, the term adolescent-onset may be used

If symptoms develop after the age of 30, it is called late-onset or adult-onset

These forms of dystonia are typically early-onset
DYT1 generalized dystonia
Non-DYT1 generalized dystonia
Paroxysmal dystonia & dyskinesias
Dopa-responsive dystonia
Myoclonic dystonia
Rapid-onset dystonia-parkinsonism
X-linked dystonia-parkinsonism


These forms of dystonia are typically adult-onset
Blepharospasm
Cervical dystonia
Embouchure dystonia
Oromandibular dystonia
Laryngeal dystonia - spasmodic dysphonia
Hand dystonia - writer’s cramp


Secondary dystonia may be early- or adult-onset, depending on the underlying cause