Hydrocephalus can occur at any age, but is most common in infants and adults age 60 and older. It affects adult males and females, as well as people of different races, about equally. Experts believe that normal-pressure hydrocephalus accounts for five to six percent of all dementia cases. Normal-pressure hydrocephalus (NPH), also called communicating hydrocephalus and malresorptive hydrocephalus, is a condition in which excess cerebrospinal fluid (CSF) occurs in the ventricles, and with normal or slightly elevated cerebrospinal fluid pressure.As the fluid builds up, it causes the ventricles to enlarge and the pressure inside the head to increase, compressing surrounding brain Specialty: Neurology.
Normal pressure hydrocephalus (NPH) The symptoms of normal pressure hydrocephalus (NPH) tend to affect older people and usually develop slowly, over the course of many months or years. NPH has 3 sets of distinctive symptoms. It affects: how you walk (mobility) the urinary system ; mental abilities. Normal pressure hydrocephalus is when fluid fills and pressurizes the hollow ventricles in the brain in older adults. The condition can cause symptoms similar to Alzheimers and Parkinson disease. Learn how normal pressure hydrocephalus can be treated.
There are several types of hydrocephalus, including normal pressure hydrocephalus (seen in older adults), obstructive hydrocephalus and congenital hydrocephalus. Causes of hydrocephalus include head injury, surgery, bleeding in the brain, tumors, genetic problems or infection.