Talk to Pediatrician on Subacute Sclerosing Panencephalitis

mere bete ko 1 month se walking problem horahi thi, sudden bethe bethe bhi girne lage phir neck ki flexiblity kum hogayi. present condition hai ke abi tak hain MashaAllah hyper active but bht moody or girte rehte hain har waqt eyes bhi ajeeb neend mai rehne lagi hain har waqt. EEG n blood test hoa hai. EEG report mai SSPE ki possiblity ayi hai. or inko head pe bht chotein lagi hain or after birth 1st month mai measles bhi hochuke hain. vaccine inki pori hoi v hain. kindly guide me SSPE ki kitni possiblity hai or iska cure hai ya nahi? kitne patients ese hote hain or kya wo sahi hojate hai?