A man has defied medical odds after becoming the first person to receive a groundbreaking treatment for brain cancer. Ben Trotman, 41, from West Sussex, has seen his brain tumour effectively disappear after enrolling in a world-first treatment trial for glioblastoma, which gives an average life expectancy of nine months. Mr Trotman has revealed he’s doing well almost a year and a half on from this shock diagnosis, a charity has said. The man from Sussex was diagnosed with glioblastoma – an invasive growth of cells in the brain – in October 2022. One month later, he took part in a clinical tria…