G21Level 2

Secondary parkinsonism

**Excludes1:** - Huntington's disease (G10) - neurocognitive disorder with Lewy bodies (G31.83) - Shy-Drager syndrome (G90.3) - syphilitic Parkinsonism (A52.19)

GET/api/v1/systems/icd10cm/nodes/G21

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G210Malignant neuroleptic syndrome

G211Other drug-induced secondary parkinsonism

G212Secondary parkinsonism due to other external agents

G213Postencephalitic parkinsonism

G214Vascular parkinsonism

G218Other secondary parkinsonism

G219Secondary parkinsonism, unspecified

Cross-system equivalences0

No cross-system equivalences mapped for this node.

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