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Dural Venous Sinuses Sagittal Section Anatomy Superior sagittal sinus, Straight sinus, Great cerebral vein (of Galen), Tentorium cerebelli, Superior cerebral veins, Superior sagittal sinus, Falx cerebri, Inferior sagittal sinus, Sphenoparietal sinus, Sigmoid sinus, Vertebral venous plexus (of Batson) Transverse sinus, Occipital sinus, Falx cerebelli, Confluence of sinuses, Superior · The cerebral venous sinuses are lowpressure endothelial lined structures, circumferentially encased by dural reflections The lack of definite wall with muscular and fibrous layers as seen in arterial structures, precludes the distinction of luminal opacification from wall enhancement of cerebral venous sinuses on contrast enhanced MRV(ISSN ) They pierce the arachnoid mater and the meningeal layer of the dura and drain into the cranial venous sinuses The cerebral venous system can be divided into a superficial and a deep system The superficial system comprises sagittal sinuses and cortical veins, which drai...