About Autism Diagnosis Child Diagnosis What happens if I don’t agree? As the child’s parents you may not agree with the findings, in which case you can request a second opinion. You can do this by: Going back to the GP – Tell them that you are not happy with the findings and that you would like your child to be referred elsewhere for a second opinion. Ask the diagnostic team to refer you on to a ‘specialist level of healthcare’ also known as a tertiary level service. This usually happens in ‘complex cases’ and does require additional funding. Seeking a private diagnosis.