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What is hydrocephalus?

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Hydrocephalus refers to a condition associated with excessive accumulation of cerebrospinal fluid, or CSF, in the skull. Excess accumulation of CSF results in an abnormal widening of the ventricles, which leads to harmful pressure on the tissues of the brain, according to the National Institute of Neurological Disorders and Stroke.

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Hydrocephalus most often occurs in children and adults older than 60. The condition results in impaired physical and intellectual functions and requires immediate treatment to avoid adverse complications, according to Healthline.

The disorder may result from inherited genetic abnormalities and developmental disorders. Other possible causes of hydrocephalus include premature birth, meningitis, traumatic head injury and tumors, explains the National Institute of Neurological Disorders and Stroke.

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