Radiological findings of the SLE and non-SLE stroke patients studied.
| SLE Stroke, n = 40 | Non-SLE Stroke, n = 120 | Total, n = 160 | P | |
|---|---|---|---|---|
| Stroke subtypes | ||||
| Ischemic stroke | 36 (90.0) | 75 (62.5) | 111/160 (69.4) | 0.001 |
| Hemorrhagic stroke | 4 (10.0) | 45 (37.5) | 49/160 (30.6) | |
| Stroke location | ||||
| Anterior circulation stroke | 24/36 (66.7) | 30/75 (40.0) | 54/111 (48.6) | 0.03 |
| Posterior circulation stroke | 5/36 (13.9) | 15/75 (20.0) | 20/111 (18.0) | |
| No infarct | 7/36 (19.4) | 30/75 (40.0) | 37/111 (33.3) | |
| Infarct lesion pattern | ||||
| None | 7/36 (19.4) | 33/75 (44.0) | 40/111 (36.0) | < 0.001 |
| Small single-cortical or subcortical lacunar (2-15 mm) | 4/36 (11.1) | 28/75 (37.3) | 32/111 (28.8) | |
| Border zone | 10/36 (27.8) | 9/75 (12.0) | 19/111 (17.1) | |
| Multiple | 12/36 (33.3) | 3/75 (4.0) | 15/111 (13.5) | |
| Large territorial | 3/36 (8.3) | 2/75 (2.7) | 5/111 (4.5) | |
| Extensive infarct | 25/36 (69.4) | 14/75 (18.7) | 39/111 (35.1) | < 0.001 |
| Hemorrhage type/location | ||||
| SAH | 2/4 (50.0) | 21/45 (46.7) | 23/49 (46.9) | 0.03 |
| Lobar | 1/4 (25.0) | 10/45 (22.2) | 11/49 (22.4) | |
| BG | 0/4 (0.0) | 10/45 (22.2) | 10/49 (20.4) | |
| Cerebellar | 0/4 (0.0) | 3/45 (6.7) | 3/49 (6.1) | |
| Subdural | 1/4 (25.0) | 0/45 (0.0) | 1/49 (2.0) | |
| IVH | 0/4 (0.0) | 1/45 (2.2) | 1/49 (2.0) | |
| Hemorrhage etiology | ||||
| Aneurysm | 2/4 (50.0) | 20/45 (44.4) | 22/49 (44.9) | 0.15 |
| AVM | 0/4 (0.0) | 13/45 (28.9) | 13/49 (26.5) | |
| Hypertension | 0/4 (0.0) | 7/45 (15.6) | 7/49 (14.3) | |
| Warfarin | 1/4 (25.0) | 1/45 (2.2) | 2/49 (4.1) | |
| Uncertain | 1/4 (25.0) | 3/45 (6.7) | 4/49 (8.2) | |
Data are expressed in n/N (%) unless otherwise specified. AVM: atrioventricular malformation; BG: basal ganglia; IVH: intraventricular hemorrhage; SAH: subarachnoid hemorrhage; SLE: systemic lupus erythematosus.