Increase in size of the cisterna magna, one of three principal openings in the subarachnoid space between the arachnoid and pia mater, located between the cerebellum and the dorsal surface of the medulla oblongata. [ https://orcid.org/0000-0002-0736-9199 ]
Synonyms: Large cisterna magna
This is just here as a test because I lose it
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cross reference
- UMLS:C1853377
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Cerebrospinal fluid produced in the fourth ventricle drains into the cisterna magna via the lateral apertures and median aperture.