There are fears vulnerable youngsters with a rare form of autism are being left behind by the NHS.
Children with Pathological Demand Avoidance struggle to deal with demands which can lead to extreme meltdowns.
New research has found 70 per cent of youngsters with the condition are not in school or struggle to attend.
One mother in Huddersfield - whose son was expelled from school at the age of six because of his behaviour - is urging the Government to act.
Jonathan Brown reports:
For more information on Pathological Demand Avoidance visit the PDA Society