kodex

Kodex

ICD-10-CM
Code

G91.1

Obstructive hydrocephalus

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Hierarchy

  • G00-G99 Diseases of the nervous system (G00-G99)
    • G89-G99 Other disorders of the nervous system (G89-G99)
      • G91 Hydrocephalus
        • G91.0 Communicating hydrocephalus
        • G91.1 Obstructive hydrocephalus
        • G91.2 (Idiopathic) normal pressure hydrocephalus
        • G91.3 Post-traumatic hydrocephalus, unspecified
        • G91.4 Hydrocephalus in diseases classified elsewhere
        • G91.8 Other hydrocephalus
        • G91.9 Hydrocephalus, unspecified

Includes

G91

  • acquired hydrocephalus

Excludes 1

G91

  • Arnold-Chiari syndrome with hydrocephalus (Q07.-)
    • Q07 Other congenital malformations of nervous system
  • Q03 Congenital hydrocephalus
  • Q05 Spina bifida

Excludes 2

G00-G99

  • certain conditions originating in the perinatal period (P04-P96)
  • A00-B99 Certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • O00-O9A Pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • 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)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

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