obstructive hydrocephalus


Also found in: Dictionary, Thesaurus, Encyclopedia.

ob·struc·tive hy·dro·ceph·a·lus

hydrocephalus secondary to a block in cerebrospinal fluid flow in the ventricular system or between the ventricular system and spinal canal.

obstructive hydrocephalus

Noncommunicating hydrocephalus Pediatrics Hydrocephalus due to interference with the flow of CSF, resulting in enlarged ventricles; OH may be due to congenital aqueductal stenosis or atresia–eg, Dandy-Walker syndrome, a complication of intracranial infection, violent birth trauma or inherited in an X-R fashion. Cf Communicating hydrocephalus.

ob·struc·tive hy·dro·ceph·a·lus

(ŏb-strŭk'tiv hī'drō-sef'ă-lŭs)
Hydrocephalus secondary to a block in cerebrospinal fluid flow in the ventricular system or between the ventricular system and spinal canal.
Synonym(s): noncommunicating hydrocephalus.
References in periodicals archive ?
3% of hospitalizations, followed by obstructive hydrocephalus (17.
The cyst usually blocks the foramen of Monro, causing obstructive hydrocephalus involving only the lateral ventricles.
1,2,4) Examples of previously reported presentations include cranial nerve palsies, (5,6) dysphagia, (7) homonymous hemianopsia, (8) seizures, (9,10) and obstructive hydrocephalus, (2,11-13) as in the current case.
In children, direct compression can lead to macrocephaly secondary to obstructive hydrocephalus.
Shunting has been advocated by some as the definitive method of treating intracranial hypertension in patients with obstructive hydrocephalus and ventricular NCC for several reasons.
Computed tomography (CT) of the head demonstrated a dehiscent sinus plate, sigmoid sinus thrombosis, a cerebellar abscess, and dilation of the lateral and third ventricles, which suggested obstructive hydrocephalus (figure 2).
A diagnosis of obstructive hydrocephalus was made, and the patient underwent ventriculostomy.
Most commonly, this tumor presents with clinical signs and symptoms of obstructive hydrocephalus to include nausea and headache (2), although endocrine imbalances, visual disturbances, and dysautonomia have also been reported.
Examination of the brain showed obstructive hydrocephalus, bilateral uncal herniation, flattening of the cerebral gyri, and an intact cysticercus compressing the inferior 4th ventricle (Figure 1).
Less commonly, GCTs have been associated with dementia, Parkinson disease, obstructive hydrocephalus, intraventricular hemorrhage, and diabetes insipidus.

Full browser ?