I

• Chiasmatic cistern, cisterna chiasmatis, is localized around optic chiasma. • Interpeduncular cistern, cisterna interpeduncularis, is located behind the chiasmatic cistern. • Pontocerebellar cistern, cisterna ponto-cerebellaris, lies in the region of pontocerebellar angle and communicates with the fourth ventricle through lateral aperture. ................
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