A desperate Scottish mum has dubbed her son 'Wreck it Ralph' and is pleading for help with his rare condition which sees him destroying the house and eating his bedroom walls.

Leigh Murphy, 29, has to constantly monitor her six-year-old, Steven, to stop him eating potentially dangerous or hazardous items around the house.

Four months ago, Steven was diagnosed with severe autism and suffers from unusual eating disorder pica - which sparks cravings for inedible objects.

He eats sand, mud and his bedroom walls - even exposing electrical wires.

Parents Leigh and Steven, 28, live in a private rental property and have been pleading with their local council for the last three years to get a council home so they can adapt it and have somewhere safer for their son.

They want to put paddin

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