Table 1 Clinical characteristics of patients with BAVM
From: Mutational spectrum of syndromic genes in sporadic brain arteriovenous malformation
Characteristics | BAVM cohort |
|---|---|
Total number of patients | 150 |
Male, No. (%) | 78 (52.0) |
Age of diagnosis, mean (SD), year | 14.2 (6.84) |
Under 18 year, No. (%) | 83 (55.3) |
Main symptom | |
Hemorrhage, No. (%) | 86 (57.3) |
Headache, No. (%) | 18 (12.0) |
Seizure, No. (%) | 21 (14.0) |
Focal neurologic deficit, No. (%) | 15 (10.0) |
Asymptomatic, No. (%) | 11 (7.3) |
BAVM location | |
Temporal | 34 (22.7) |
Basal ganglia | 21 (14.0) |
Frontal | 21 (14.0) |
Parietal | 19 (12.7) |
Cerebellum | 16 (10.7) |
Occipital | 14 (9.3) |
Temporal parietal | 14 (9.3) |
Temporal occipital | 8 (5.3) |
Insula | 3 (2.0) |
Spetzler-Martin grade | |
I, No. (%) | 15 (10.0) |
II, No. (%) | 56 (37.3) |
III, No. (%) | 52 (34.7) |
IV, No. (%) | 23 (15.3) |
V, No. (%) | 4 (2.7) |
Associated nidal aneurysm | |
Hemorrhage, No. (%) | 16 (10.7) |
Non-hemorrhage, No. (%) | 2 (1.3) |