obstructive hydrocephalus


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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 ?
In this paper, we report two cases of transient obstructive hydrocephalus caused by mesencephalic duct obstruction, which resolved spontaneously without neurosurgical intervention.
Still, the same group have applies ETV/CPC in encephalocele, with the successful rate was 85% (27), and in obstructive hydrocephalus due to aqueductal stenosis, with success rate of 81.
3% of hospitalizations, followed by obstructive hydrocephalus (17.
4] Features that indicate aggressiveness and a poorer prognosis include obstructive hydrocephalus, as in our irst patient, and cerebrospinal fluid seeding, as in our second patient, [4] which led to their death.
Endoscopic third ventriculostomy versus ventriculoperitoneal shunt in the treatment of obstructive hydrocephalus due to posterior fossa tumors in children.
The frequency of patients with NMOSD and obstructive hydrocephalus is greater than that in the general adult population [19].
Children with posterior fossa tumors are frequently very ill on presentation, with severe headache and vomiting as a result of obstructive hydrocephalus.
Infratentorial tuberculomas may present with brainstem syndromes, cerebellar signs and multiple lower cranial nerve palsies apart from obstructive hydrocephalus (1).
MRI studies showed the tumor mass compressing the 4th ventricle leading to obstructive hydrocephalus.
12,17) This form of neurocysticercosis can extend into the brain parenchyma (Figure 2) and is associated with obstructive hydrocephalus.
This has brought about a renewal of interest in endoscopic third ventriculostomy (ETV) as an alternative treatment for obstructive hydrocephalus (25,26,29,32).
The presumptive cause of this syndrome is that a mobile, pedunculated intraventricular lesion leads to episodic obstructive hydrocephalus due to a ball-valve mechanism.

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