Installing a standard ball trailer hitch on a tow vehicle can cost $200-$500 or more. A spare tire typically costs $20-$200 or more, depending on size and type, a bolt-on spare tire carrier adds $15-$100 or more.
Hydrocephalus is the buildup of fluid in the cavities (ventricles) deep within the brain. The excess fluid increases the size of the ventricles and puts pressure on the brain. Cerebrospinal fluid normally flows through the ventricles and bathes the brain and spinal column.
Hydrocephalus and congenital hydrocephalus facts. Hydrocephalus is the buildup of too much cerebrospinal fluid in the brain. Normally, this fluid cushions your brain. When you have too much, though, it puts harmful pressure on your brain. There are two kinds of hydrocephalus. Congenital hydrocephalus is present at birth.