recurrent mouth ulcers and nausea, because of the ongoing treatment. His prolonged chemotherapy programme was only discovered when the consultant treating him, Prof Ian Brown, retired. A ...

In some cases, chemotherapy-induced mouth sores can be so painful that they cause problems with eating, swallowing, and ...

It's when chemotherapy or radiotherapy causes ulcers, anywhere in the guts, from the mouth down to the bottom. It can be extremely painful, so much that children can't eat or drink, and need to be ...