Deep venous system of brain consist of
Superior sagittal sinus with straight sinus
Inf. Sagittal sinus with straight sinus
Internal cerebral veins
Basilar vein
It is single median vein formed by union of 2 internal cerebral vein. along with inferior petrosal sinus terminate in straight sinus. Its tributaries are basal vein, veins from pineal body, colliculus, cerebellum& occipital lobes. Ref: Gray's 40e/p256
General anatomy