chiasmatic cistern

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chi·as·mat·ic cis·tern

a dilation of the subarachnoid space below and immediately rostral to the optic chiasm.
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
The most common sites of tuberculous meningitis are the sylvian fissure, the chiasmatic cistern, and the perimesencephalic cistern.
Pattern of hemorrhage Location of aneurysm Anterior interhemispheric fissure Anterior communicating artery Chiasmatic cistern Carotid terminus Sylvian fissure MCA bifurcation 4th ventricle PICA
But, this kind of adherence is seen locally, especially in lamina terminalis and chiasmatic cistern. Since the extant literature does not present any terminology to describe this condition in the SAH patients, we name it "Armored Arachnoiditis'.