Coming from the greek words meaning “water” and “head”, hydrocephalus is commonly referred to as “water on the brain”.
The brain contains fluid filled spaces and is constantly replenishing this fluid (in fact the brain completely replenishes the fluid three times every 24 hours). It does this by secreting fluid in the fluid spaces (ventricles) and then reabsorbing the fluid around the surface of the brain in small structures called arachnoid villi.
There are a number of different causes of hydrocephalus including but not limited to:
The most common cause in adults is a condition called normal pressure hydrocephalus. This is where the fluid is not reabsorbed as well by the arachnoid villi.
Hydrocephalus can be associated with severe headache and coma, however in adults this is uncommon and the common symptoms are a triad of:
Treatments for hydrocephalus include: