Search results
Results from the WOW.Com Content Network
Normal pressure hydrocephalus (NPH) is a form of chronic communicating hydrocephalus, with enlarged cerebral ventricles and intermittently increased cerebrospinal fluid pressure [38] [25]. The symptoms include dementia, gait changes, and urinary incontinence [25]. It is diagnosed with continuous intraventricular pressure recordings (over 24 ...
Normal pressure hydrocephalus (NPH), also called malresorptive hydrocephalus, is a form of communicating hydrocephalus in which excess cerebrospinal fluid (CSF) builds up in the ventricles, leading to normal or slightly elevated cerebrospinal fluid pressure.
When a patient has communicating hydrocephalus, the lateral ventricles and medial parts of the temporal lobes expand and compress the aqueduct. As a result, the pressure within the fourth ventricle drops and causes the aqueduct to close more tightly. This in effect could make aqueductal stenosis a byproduct of hydrocephalus. [8]
Low-pressure hydrocephalus (LPH) is a condition whereby ventricles are enlarged and the individual experiences severe dementia, inability to walk, and incontinence – despite very low intracranial pressure (ICP). [1] Low pressure hydrocephalus appears to be a more acute form of normal pressure hydrocephalus. If not diagnosed in a timely ...
Symptoms can be mild and nonspecific, including reduction of the stimulation effect, and can be confused for other causes of edema. [14] Thus, imaging is recommended to rule out other causes. [ 14 ] The condition is generally self-limiting and the exact mechanism of the cause is unexplained. [ 14 ]
Macewen's sign or Macewen sign (/ m ə ˈ k j uː ə n / mə-KEW-ən) is a sign used to help to diagnose hydrocephalus [1] (accumulation of excess cerebrospinal fluid) and brain abscesses. Tapping the skull near the junction of the frontal, temporal, and parietal bones will produce cracked pot sound. Positive test is indication of separated ...
The bleeding can involve the anterior communicating artery or the posterior communicating artery. In both adults and infants, IVH can cause dangerous increases in ICP, damage to the brain tissue, and hydrocephalus. [9] [21]
Onset of symptoms are less likely to be present during adulthood in most patients. Younger children generally have a substantially different presentation of clinical symptoms from older children. Younger children are more likely to have a more rapid neurological degeneration with profound brainstem dysfunction over several days. [citation needed]