TABLE 1. Site of venous occlusion in patients with cerebral venous sinus thrombosis.

Venous sinus thrombosis	n
Superior sagittal sinus	11
Superior sagittal sinus + lateral sinus	7
Superior sagittal sinus + two lateral sinuses	4
Superior sagittal sinus + lateral sinus + sigmoid sinus	4
Superior sagittal sinus + two lateral sinuses + jugular vein	1
Superior sagittal sinus + lateral sinus + straight sinus	1
Superior sagittal sinus + two lateral sinuses + straight sinus	2
Superior sagittal sinus + two lateral sinuses + sigmoid sinuses	1
Superior sagittal sinus + lateral sinus + sigmoid sinus + jugular vein	1
Lateral sinus	5
Two lateral sinuses	2
Lateral sinus + straight sinus	1
Lateral sinus + sigmoid sinuses	4
Lateral sinus + sigmoid sinus + jugular vein	1
Sigmoid sinus + jugular vein	1
Straight sinus	1
Sigmoid sinus	1
Confluence of the sinuses	1
Total	49