tentorium


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Related to tentorium: tentorial notch

tentorium

 [ten-tor´e-um] (L.)
an anatomical part resembling a tent or covering. adj., adj tento´rial.
tentorium cerebel´li the process of the dura mater supporting the occipital lobes and covering the cerebellum.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

ten·to·ri·um

, pl.

ten·to·ri·a

(ten-tō'rē-ŭm, -rē-ă), [TA]
A membranous cover or horizontal partition.
[L. tent, fr. tendo, to stretch]
Farlex Partner Medical Dictionary © Farlex 2012

ten·to·ri·um

, pl. tentoria (ten-tōr'ē-ŭm, -ă) [TA]
A membranous cover or horizontal partition.
[L. tent, fr. tendo, to stretch]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

tentorium

  1. a fold of DURA MATER in the brain separating the OPTIC LOBES from the CEREBELLUM.
  2. the chitinous support of the brain in insects.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
A pseudo-SAH is a brain CT finding that is seen as high attenuation areas (HDAs) along the basal cisterns, the sylvian fissure, the tentorium cerebelli, or the cortical sulci in patients with severe brain edema, where no SAH is seen at autopsy or lumbar puncture [6].
Herbicidal Effects of Marine Animal, Trochus tentorium from Gulf of Mannar, Southeastern India.
Aya Reem, promoter of Tentorium products in the UAE, said that of all the products derived from beehives, propolis has proved to be a product having the most beneficial results for human health.
tumour, haematoma) may cause herniation of brain tissue through the tentorium into the subtentorial space, putting pressure on the midbrain.
These folds include the falx cerebri (separating the left and right cerebral hemispheres), and the tentorium, which separates the cerebral hemispheres from the cerebellum (see Box 1, p23).
In addition, leptomeningeal collaterals fail to develop between the ICA and the vertebrobasilar system since both the MCA and the PCA are connected to the internal carotid system and are above the physical barrier of the tentorium while the rest of the vertebrobasilar system is below the tentorium [1,2].
HPCs often arise from dural sinuses, skull base, tentorium, and the falx cerebri.
Hypertrophic cranial pachymeningitis is a rare chronic fibrosing inflammatory disease characterised by localized or diffuse thickening of duramater, leptomeninges, and tentorium. The etiology is diverse and includes infectious, granulomatous and inflammatory disorders, collagen vascular disorders, carcinoma, lymphoma, meningioma en plaque, sarcoidosis, haemodialysis, mucopolysaccharidosis, intrathecal drug administration, and meningeal carcinomatosis diseases.
(57) The brain then herniates through the tentorium and foramen magnum, which crushes the brain stem and leads to the functional losses discussed above.
Kohut, Serhii Plokhy, and Larry Wolff (eds.), Tentorium Honorum: Essays Presented to Frank E.
The two cases of Dandy-Walker complex and Joubert syndrome and related disorders highlight the superiority of MRI in evaluating for vermian dysplasia or aplasia, the shape of the fourth ventricle, the insertion of the tentorium cerebelli and the presence of the pontine bulge.