Table 1.
Imaging Characteristics
| All (n=50) | CVT (n=12) | Non-CVT (n=38) | P value | |
|---|---|---|---|---|
| Acute sites of thrombosis, n (%) | ||||
| Superior Sagittal Sinus | 20 (40) | 10 (83) | 10 (26) | 0.0024 |
| Right Transverse Sinus | 29 (58) | 7 (58) | 22 (57) | 1.0000 |
| Left Transverse Sinus | 13 (26) | 1 (8) | 12 (31) | 0.1466 |
| Straight Sinus/Deep | 7 (14) | 2 (16) | 5 (13) | 1.0000 |
| Right Sigmoid Sinus | 26 (52) | 5 (41) | 21 (55) | 0.5144 |
| Left Sigmoid Sinus | 14 (28) | 2 (16) | 12 (31) | 0.4682 |
| Cavernous Sinus | 2 (4) | 0 (0) | 2 (5) | 1.0000 |
| Right Internal Jugular Vein | 21 (42) | 5 (41) | 16 (42) | 1.0000 |
| Left Internal Jugular Vein | 12 (24) | 2 (16) | 10 (26) | 0.7046 |
| Cortical Veins | 12 (24) | 12 (100) | 0 (0) | - |
| Vein of Labbé | 4 (33) | 4 (33) | - | - |
| Vein of Trolard | 8 (67) | 8 (67) | - | - |
| OSCV | 8 (67) | 8 (67) | - | - |
| Parenchymal hemorrhage, n (%) | 11 (22) | 6 (50) | 5 (13) | 0.0141 |
| Acute restricted diffusion, n (%)* | 12/43 (28) | 9/12 (75) | 3/31 (10) | <0.0001 |
| Venous infarction, n (%) | 10 (20) | 7 (58) | 3 (7) | 0.0007 |
OSCV=other superior cerebral veins
*
43/50 patients underwent acute MRI scan