Diagnosis Code: G91.4

Short Description: Hydrocephalus in diseases classified elsewhere

Long Description: Hydrocephalus in diseases classified elsewhere

The code G91.4 is VALID for claim submission

Code Classification:

• Diseases of the nervous system (G00–G99)
  • Other disorders of the nervous system (G89-G99)
    • Hydrocephalus (G91)
      • G91.4 Hydrocephalus in diseases classified elsewhere

This code is valid for manifestation diagnoses

Code Version: 2022 ICD-10-CM

Synonyms

• Fungal hydrocephalus
• Hereditary myopathy associated with hydrocephalus
• Hydrocephalus due to and following meningitis
• Hydrocephalus due to Dandy-Walker malformation
• Hydrocephalus due to tuberculosis of brain
• Pyogenic hydrocephalus
• Sequelae of meningitis
• Tuberculosis of brain
• Tuberculosis of central nervous system

References to Index of Diseases and Injuries

The code G91.4 has the following ICD-10-CM references to the Index of Diseases and Injuries

• Type 1 Excludes Notes:
  • hydrocephalus due to congenital toxoplasmosis (@P37.1*)
• Code First:
  • underlying condition, such as:
  • congenital syphilis (@A50.4*-)
  • neoplasm (@C00*-@D49*)
  • plasminogen deficiency (@E88.02*)

Crosswalk Information

Similar Codes

This page was last updated on: 10/1/2023

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