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ICD-10: G21

Secondary parkinsonism

Coding Guidelines

Excludes 1

  • Huntington's disease (G10)
  • Shy-Drager syndrome (G90.3)
  • syphilitic Parkinsonism (A52.19)
  • neurocognitive disorder with Lewy bodies (G31.83)

Subcategories

G21.2
Secondary parkinsonism due to other external agents
G21.1
Other drug-induced secondary parkinsonism
G21.9
Secondary parkinsonism, unspecified
G21.3
Postencephalitic parkinsonism
G21.0
Malignant neuroleptic syndrome
G21.8
Other secondary parkinsonism
G21.4
Vascular parkinsonism

Related Diseases

PSPH deficiency Miles-Carpenter syndrome secondary Parkinson disease

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