my son having age 2 years and 2 months declared mild cerebellar atrophy found through CT Scan report.... since birth to 1 year.... he was growing up normally i.e. sit, crawling, stand and walk with support ie. bed etc.... but after 1 year suddenly, he started to loss every step back ie. no stand, no walking, no crawling and no sitting.... now at the age of 2 years, he is on bed... what i have to do now???