best treatment in rathna siddha hospital for autism,mu child was suffering from this problem from is childhood due to this i was completely tensed by thinking about his future he wont respond to our speech he is unable to speak so i have taken hin to many hospital but no use in his behaviour, so once i have seen dr.thiru thanikachalam sir program in t.v and went to is hospital and taken treatment for last 1yr now my son is responding to our speech and more over the happiest moment in my life is that he as called me dad that day i cant forget in my life i thank doctor whole heartedly thanks to rathna siddha hospital