‘Gamechanging’ brain tumour test reduces diagnosis from eight weeks to two hours

Primary brain tumours are the single biggest killer of children and adults under 40 in the UK. Photograph: Horizon International Images/Alamy

A rapid new test for brain tumours can diagnose patients while they are still on the operating table.

Scientists have called the development “gamechanging” and said it could secure early treatment for those who “do not have time on their side”.