'Rest up. Come back in a couple of months.' Late diagnosis is a real issue for sarcoma cancers. During a working lifetime a GP may see many hundreds of benign tumours, but can only expect to see one or two patients with bone or soft tissue sarcomas. Given the rarity of sarcoma cancer, it can be difficult to recognise the symptoms described by the patients as being those of a suspected sarcoma. This means that possible sarcoma patients are either sent away, or put on unnecessary treatment for ano