fourth ventricle

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Related to fourth ventricle: roof of fourth ventricle
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Noun1.fourth ventricle - an irregular ventricle between the third ventricle and the central canal of the spinal cordfourth ventricle - an irregular ventricle between the third ventricle and the central canal of the spinal cord
ventricle - one of four connected cavities in the brain; is continuous with the central canal of the spinal cord and contains cerebrospinal fluid
References in periodicals archive ?
MRI Brain was performed when showed signal drops out on SWI in the fourth ventricle and bilateral parietal sulci representing haemorrhages.
Dandy-Walker malformation is defined by enlarged posterior fossa, cystic dilatation of the fourth ventricle, and cerebellar hypoplasia.
Bilateral superior cerebellum appears hypoplastic with prominent fourth ventricle giving "Bat wing appearance" (Figure 5).
CP angle tumours in the fourth ventricle has a tendency to grow through the Foramen of Luschka into the CP angle.
CT imaging demonstrated a nonspecific hypodense mass centered in the superior right cerebellum with mild locoregional mass effect upon the fourth ventricle without evidence of obstructive hydrocephalus.
Meanwhile, there was demonstrated hypoplasia of the cerebellar vermis and cystic dilatation of an enlarged fourth ventricle, which are consistent with a diagnosis of DWM [Figure 2].
The fourth ventricle and aqueduct were relatively small on magnetic resonance imaging, and late-onset aqueductal stenosis was suspected.
A head computed tomography (CT) without contrast demonstrated hemorrhage in the region of the inferior right cerebellar peduncle, which appeared intraparenchymal, with extension into the fourth ventricle (Figure 1).
The second mechanism involves large amounts of aneurysmal SAH regurgitating into the fourth ventricle via the foramina of Luschka.
Contract notice: Installation of anchors urabialnych plastic with the development of technology, performance of works under the floor of the fourth ventricle anchoring / 83 aim to provide the further step of rash
12] Wang Z, Yan H, Wang D, Wang S, Liu R, Zhang Y A colloid cyst in the fourth ventricle complicated with aseptic meningitis: a case report.
Spinal teratoma is included in the category of extragonadal teratomas arising within the neuraxis, together with those developing in the pineal gland [9], sellar and suprasellar regions [10], third ventricle [11] or fourth ventricle [12].