How early can ASD be recognised in children

Although parents may notice some symptom with ASD before the age of 12 months, diagnoses is usually possible by the age of 18 months – 2 years. According to leading pediatrician  Dr Chelvi Kukendrarajah, characteristic feature of the onset usually delay in the development of speech, regression in language and social skills. The child will also have repetitive stereotyped patterns of behaviour. Dr Chelvi is a leading consultant in autism treatment at the Portland Hospital in London.