Characteristics of the six patients with congenital bilateral perisylvian syndrome
| Age (years) | Sex | Epilepsy onset-offset age (years) | Tongue lateral movements right/left | Lip movements right/left | Finger movements right/left | Gross motor skills right/left | Intellectual capacity | PMG location on MRI | |
|---|---|---|---|---|---|---|---|---|---|
| F, female; M, male; +, normal; −, absent; ±, borderline; (−), mild disability; c, clumsy; w, weak; PMG, polymicrogyria; MRI, magnetic resonance imaging; bi, bilateral; Fop, frontal opercular; FP, frontoparietal; Syl, perisylvian | |||||||||
| P1 | 68 | F | no | −/− | w/w | c/c | +/+ | ± | bi FP, bi Syl |
| P2 | 10 | M | no | −/− | w/w | c/c | +/+ | + | bi FP, bi Syl |
| P3 | 12 | M | 14 | −/− | −/− | c/c | +/+ | (−) | bi FP, bi Syl |
| P4 | 13 | M | 10, 1 sz | −/− | w/w | c/c | +/+ | + | bi FP, bi Syl |
| P5 | 15 | F | no | −/+ | w/+ | +/+ | +/+ | ± | bi Syl |
| P6 | 20 | F | 3–12 | −/− | +/+ | +/− | +/+ | + | bi Fop, right FP right Syl |