TABLE 2

MRI Features per Stroke Territory Subtype

Total, n = 161Main MCA, n = 31Anterior MCA Branch, n = 17Middle MCA Branch, n = 21Posterior MCA Branch, n = 28Cortical MCA Branch, n = 21Perforator Branch, n = 27PCA or ACA, n = 16
CST involvement
PLIC alone28 (18)0 (0)8 (47)5 (24)9 (32)0 (0)6 (26)0 (0)
 PLIC and peduncle46 (30)28 (100)3 (18)6 (29)4 (14)0 (0)2 (9)0 (0)
Basal ganglia and/or thalamic involvement
 BG alone25 (16)1 (3)5 (29)1 (5)1 (4)0 (0)17 (63)0 (0)
 Thalamus alone17 (11)0 (0)1 (6)3 (14)2 (7)0 (0)8 (30)3 (21)
 BGT41 (26)30 (97)2 (12)1 (5)6 (21)0 (0)2 (7)0 (0)
Central sulcus involvement68 (43)31 (100)7 (41)21 (100)9 (35)0 (0)0 (0)0 (0)
Bilateral lesions
 Smaller lesions26 (18)10 (39)1 (6)1 (5)5 (19)4 (19)2 (8)3 (21)
 Bilateral stroke7 (5)2 (8)1 (6)1 (5)0 (0)0 (0)2 (8)1 (7)
Multiple lesions58 (39)12 (46)5 (31)6 (30)12 (46)7 (33)7 (28)9 (64)
  • Neonatal magnetic resonance images were reevaluated for involvement of the CSTs at the peduncle and the PLIC (n = 156), basal ganglia (n = 159), and central sulcus region (n = 157). In 148 infants, we could assess the presence of multiple and/or bilateral lesions. BG, basal ganglia.