8D64.0 Communicating hydrocephalus

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01

Communicating hydrocephalus, also known as non-obstructive hydrocephalus, is a disorder characterised by impaired cerebrospinal fluid reabsorption in the absence of any CSF-flow obstruction between the ventricles and subarachnoid space.

sections/codes in this section (8D64.0-8D64.0)

• Increased cerebrospinal fluid production  (8D64.00)
• Congenital agenesis of arachnoid villi  (8D64.01)
• Post haemorrhagic hydrocephalus  (8D64.02)
• Post traumatic hydrocephalus  (8D64.03)
• Normal-pressure hydrocephalus  (8D64.04)
• Other specified communicating hydrocephalus  (8D64.0Y)
• Communicating hydrocephalus, unspecified  (8D64.0Z)

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