19 months baby, with low birth and hasn t cried after the birth, in the last four months of time he had 3 episodes of febrile convulsions and today he had an convulsion with no fever, lst time when diagonised in CT sacn it shown as PERIVENTRICULAR LEUKOMALACIA? would like to know what might be the problem for my child

Summarized question: What causes periventricular leukomalacia in a child?