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Encyclopedia > Cisterna magna
Brain: Cisterna magna
Diagram showing the positions of the three principal subarachnoid cisternæ. (On diagram, is visible at lower right.)
Latin Cisterna cerebellomedullaris
Gray's subject #193 876
System Ventricular
NeuroNames hier-533
MeSH Cisterna+Magna

The cisterna magna (or cerebellomedullary cistern) is a large cistern between the cerebellum and medulla. It lies between the cerebellum and the dorsal surface of the medulla. Image File history File links Gray768. ... Latin is an ancient Indo-European language originally spoken in Latium, the region immediately surrounding Rome. ... The ventricular system is a set of structures in the brain continuous with the central canal of the spinal cord. ... NeuroNames is a system of nomenclature for the brain and related structures. ... Medical Subject Headings (MeSH) is a huge controlled vocabulary (or metadata system) for the purpose of indexing journal articles and books in the life sciences. ... In neuroanatomy, a cistern (Latin: box) is any opening in the subarachnoid space of the brain created by a separation of the arachnoid and dura mater. ... The cerebellum (Latin: little brain) is a region of the brain that plays an important role in the integration of sensory perception and motor output. ... Medulla in general means the inner part, and derives from the Latin word for marrow. In medicine it is contrasted to the cortex. ...


As with all cisterns of the brain, this cistern is an opening in the subarachnoid space created by the separation of the arachnoid and pia mater. The meninges (singular meninx) are the system of membranes that contain the brain. ... The meninges (singular meninx) are the system of membranes that contain the brain. ... [www. ...


The cisterna magna (cerebellomedullary cistern) allows CSF to drain via the lateral and median apertures. The pontine cistern is between the pons and the medulla. The interpeduncular cistern is a large space between the cerebral peduncles.


  Results from FactBites:
 
Mega-Cisterna Magna (650 words)
The cisterna may be so large that it extends laterally, posteriorly and superiorly far beyond the normal anatomic limits of the cisterna magna.
Enlarged cisterna magna in the third trimester as a clue to fetal trisomy 18.
The cisterna magna in second-trimester fetuses with abnormal karyotypes.
TheFetus.net - Fetal valproate syndrome-Cuillier F, MD*, Koenig, MD, Alessandri JL, MD***, Bideault J**** (1425 words)
Mega cisterna magna is an enlarged cisterna magna with integrity of both cerebellar vermis and fourth ventricle.
Mega cisterna magna is considered to be a normal variant, corresponding to an expansion of the inferior cerebellar lack (or big cisterna), with free communication with peri-medullar arachnoidea space (2).
The cisterna magna is measured from the middle posterior aspect of the cerebellar vermis to the internal margin of the cranium on the transverse images.
  More results at FactBites »

 
 

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