Cerebrospinal fluid (CSF) is a clear fluid that surrounds the brain and spinal cord. This fluid is continually produced and stored in ventricles, which are cavities of the brain. CSF cushions the brain, supplies the brain with nutrients, and removes wastes.  Excess fluid drained from the brain is absorbed by other tissues.

Hydrocephalus is a condition in which there is an abundance of CSF in the ventricles due to interference in proper drainage and absorption. To accommodate the extra fluid…