Patient demographic data, affected sinuses and veins, and reduction of lesion volume at follow-up

Patient No./Age (y)/Sex	Location of Thrombosis	Recanalization on First Follow-up	Follow-up Time (mo)	Parenchymal Damage	Hemorrhage	Reduction of Lesion Volume (%) Compared to Initial Study
						T1-Weighted			T2-Weighted
						O1	O2	O3	O1	O2	O3
1/27/F	Cortical veins	–	9	Parietal	No	100	100	100	100	100	100
2/44/F	SSS, TS	No	6	Frontoparietal	Yes	82	100	–	29	100	–
3/43/F	ST	No	9	Occipital, cerebellar	Yes	100	100	100	93	100	100
4/29/F	SSS	No	9	Frontal	No	–	–	100	–	–	100
5/18/F	SSS, ST	No	9	Occipital	No	–	100	100	–	100	100
6/56/F	SSS, ST	No	6	Cerebellar	Yes	68	96	–	89	94	–
7/26/F	Cortical veins	–	8	Parietal	No	–	100	100	–	100	100
8/35/F	SSS, ST	No	10	Frontoparietal	No	43	90	100	23	59	100
9/33/F	SSS, ST, SS	Yes	<1	Frontal, occipital	No	100	–	–	100	–	–
10/39/F	ICV, SR	Yes	4	Thalamus	No	–	100	–	–	100	–
11/30/F	ST	Yes	11	Occipital, cerebellar	No	100	100	100	100	100	100
12/37/F	SSS, ST	No	16	Temporal	Yes	45	–	80	30	–	62
13/66/M	SSS, ST, SS	No	18	Parietal, occipital	Yes	63	–	60	73	–	74
14/78/F	ICV	Yes	23	Basal ganglia	No	50	100	100	64	100	100
15/29/F	ST	Yes	10	Cerebellar	No	54	–	72	54	–	72

Note.—SSS indicates superior sagittal sinus; TS, transverse sinus; SS, sigmoid sinus; ICV, inner cerebral veins; SR, straight sinus; O1–3, observation periods after initial MR imaging (O1, days 1–30; O2, days 90–240; O3, >240 days).