General characteristics | Total, n = 109 |
---|---|
Male sex, n (%) | 64 (58.7) |
Female, n (%) | 45 (41.3) |
Onset age, median (range) | 4 years (1 month 17 days to 14 years) |
Infant, n (%) | 17 (15.6) |
1–3 years, n (%) | 45 (41.3) |
4–6 years, n (%) | 23 (21.1) |
7–15 years, n (%) | 24 (22) |
Follow-up, median (range) | 6.5 years (1 to 15 years) |
Sub-type, n (%) | |
Caudate head | 38 (34.9) |
Thalamus | 21 (19.2) |
Lenticular nucleus | 50 (45.9) |
Symptom, n (%) | |
Hemiplegia | 107 (98.2) |
Facioplegia | 46 (42.2) |
Aphasia | 27 (24.8) |
Seizures | 18 (16.5) |
Headache/vomiting | 9 (8.3) |
Aetiology, n (%) | |
Mild trauma | 53 (48.6) |
Bilateral basal ganglia calcification | 21 (19.3) |
Increased homocysteine | 8 (7.3) |
Vasculitis | 4 (3.7) |
Infection | 4 (3.7) |
Congenital vascular malformation | 5 (4.6) |
Cardiac disease | 5 (4.6) |
Cardiac interventional surgery | 2 (1.8) |
Atrial myxoma | 2 (1.8) |
Tetralogy of Fallot | 1 (0.9) |
Unknown | 17 (15.6) |