About my son. May occur in future.

My son 11 yrs old.he is blind by birth(premature baby) 7mths 21 days. Kept in ICU for 10days.In my pregnancy i have got jaundice & fever also.except blindness all his other activities are normal. He got speech by 4yrs and he walks around 1.5yrs. before 15 days back while travelling in train.he was near window side.very chill weather.he was sleepy also.. suddenly for a minute his hands were shaking & unconscious for a min. EEG & blood test normal. His C.T scan report. says as: A small focus of cystic hypoodensity in left frontoparietal white matter?prominent perivascular space/focal nonspecific gliotic changes. Phthisis bulbi on left side with thick calcification also aling the margins of right eyeball.I came to know from my doctor there is minor brain damage.(no worries).As the siezure is the first time no need of tablets.if it persists 2nd time then we start the medication.My question is whthr he can lead normal life.what other problems may occur in future.How i hv to take care of him