FMA definition : Unpaired dural sinus, each instance of which is formed by the confluence of some inferior
sagittal sinus and great cerebral vein, located in the line of union of some falx
cerebri and tentorium cerebelli.;
Unpaired dural sinus, each instance of which is formed by the confluence of some inferior
sagittal sinus and great cerebral vein, located in the line of union of some falx
cerebri and tentorium cerebelli.