<s>[INST] I HAVE A GRAND SON WHO IS BORN AT 6 MONTHS WHEIGHING 800GRAMS. HE IS DOWNSYNDROM AND AUTISM. NOW HE IS 91]2 YEARS OLD. HE HAS BEEN FOLLWED BY MAURITIAN THERAPIST FOR ABOUT 4 YEARS NOW EVEN THOUGH HE COULD SPEAK I WOULD LIKE TO HAVE YOUR ADVICE, PLEASE [/INST] Hi,Thank you for asking question on health care magic.Downs syndrome is a chromosomal aberration.The baby is late in achieving mile stones as well as speech.But autistic baby wants to remain aloof and difficult to achieve proper speech,requires special training.Hope this answer will serve your purposePlease feel free to ask any more queries if requiredTake careDr.M.V.Subrahmanyam MD;DCHAssociate professor of pediatrics </s>