G20-G26
Extrapyramidal and movement disorders
G20
Primary diagnosis candidate
Parkinson disease
G21
Secondary parkinsonism
G21.0
Primary diagnosis candidate
Malignant neuroleptic syndrome
G21.1
Primary diagnosis candidate
Other drug-induced secondary parkinsonism
G21.2
Primary diagnosis candidate
Secondary parkinsonism due to other external agents
G21.3
Primary diagnosis candidate
Postencephalitic parkinsonism
G21.4
Primary diagnosis candidate
Vascular parkinsonism
G21.8
Primary diagnosis candidate
Other secondary parkinsonism
G21.9
Primary diagnosis candidate
Secondary parkinsonism, unspecified
G22*
Parkinsonism in diseases classified elsewhere
G23
Other degenerative diseases of basal ganglia
G23.0
Primary diagnosis candidate
Hallervorden-Spatz disease
G23.1
Primary diagnosis candidate
Progressive supranuclear ophthalmoplegia [Steele-Richardson- Olszewski]
G23.2
Primary diagnosis candidate
Multiple system atrophy, parkinsonian type [MSA-P]
G23.3
Primary diagnosis candidate
Multiple system atrophy, cerebellar type [MSA-C]
G23.8
Primary diagnosis candidate
Other specified degenerative diseases of basal ganglia
G23.9
Primary diagnosis candidate
Degenerative disease of basal ganglia, unspecified
G24
Dystonia
G24.0
Primary diagnosis candidate
Drug-induced dystonia
G24.1
Primary diagnosis candidate
Idiopathic familial dystonia
G24.2
Primary diagnosis candidate
Idiopathic nonfamilial dystonia
G24.3
Primary diagnosis candidate
Spasmodic torticollis
G24.4
Primary diagnosis candidate
Idiopathic orofacial dystonia
G24.5
Primary diagnosis candidate
Blepharospasm
G24.8
Primary diagnosis candidate
Other dystonia
G24.9
Primary diagnosis candidate
Dystonia, unspecified
G25
Other extrapyramidal and movement disorders
G25.0
Primary diagnosis candidate
Essential tremor
G25.1
Primary diagnosis candidate
Drug-induced tremor
G25.2
Primary diagnosis candidate
Other specified forms of tremor
G25.3
Primary diagnosis candidate
Myoclonus
G25.4
Primary diagnosis candidate
Drug-induced chorea
G25.5
Primary diagnosis candidate
Other chorea
G25.6
Primary diagnosis candidate
Drug-induced tics and other tics of organic origin
G25.8
Primary diagnosis candidate
Other specified extrapyramidal and movement disorders
G25.9
Primary diagnosis candidate
Extrapyramidal and movement disorder, unspecified
G26*
Extrapyramidal and movement disorders in diseases classified elsewhere
