Table 2

Site of sinovenous thrombosis at presentation and four and 12 months later in 33 patients with cerebral venous thrombosis

At presentation (n (%))At 4 months (n (%))At 12 months (n (%))p Value
PatientsVesselsPatientsVesselsPatientsVesselsPresentation v 4 monthsPresentation v 12 months4 months v 12 months
Superior sagittal sinus16 (48)16 (48)1 (3)1 (3)1 (3)1 (3)<0.001<0.001NS
Straight sinus10 (30)10 (30)2 (6)2 (6)2 (6)2 (6)<0.01<0.01NS
Transverse sinus28 (85)32 (48)12 (36)12 (18)12 (36)12 (18)<0.0001<0.0001NS
Sigmoid sinus24 (73)24 (36)9 (27)10 (15)9 (27)10 (15)<0.001<0.001NS
Great cerebral vein3 (9)3 (9)0000NSNSNS
Internal cerebral vein3 (9)5 (8)0000NSNSNS
Jugular vein11 (33)11 (17)3 (9)4 (6)3 (9)4 (6)<0.01<0.01NS
Cavernous sinus2 (6)3 (5)0000NSNSNS