Code
Hierarchy
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G00-G99 Diseases of the nervous system (G00-G99)
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G20-G26 Extrapyramidal and movement disorders (G20-G26)
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G23 Other degenerative diseases of basal ganglia
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G23.0 Hallervorden-Spatz disease
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G23.1 Progressive supranuclear ophthalmoplegia [Steele-Richardson-Olszewski]
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G23.2 Striatonigral degeneration
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G23.3 Hypomyelination with atrophy of the basal ganglia and cerebellum
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G23.8 Other specified degenerative diseases of basal ganglia
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G23.9 Degenerative disease of basal ganglia, unspecified
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Inclusion Terms
G23.0
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Pigmentary pallidal degeneration
Excludes 2
- G90.3 Multi-system degeneration of the autonomic nervous system
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certain conditions originating in the perinatal period (P04-P96)
- A00-B99 Certain infectious and parasitic diseases (A00-B99)
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complications of pregnancy, childbirth and the puerperium (O00-O9A)
- O00-O9A Pregnancy, childbirth and the puerperium (O00-O9A)
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congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
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endocrine, nutritional and metabolic diseases (E00-E88)
- S00-T88 Injury, poisoning and certain other consequences of external causes (S00-T88)
- C00-D49 Neoplasms (C00-D49)
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symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)