Pancreatic cancer has long been known as the "silent killer" but why is it so difficult to detect?
Modern medicine is increasing our lifespan. But as we survive diseases and live longer, more of us are succumbing to cancer.
By measuring a cancer cell's DNA in the bloodstream, scientists can get a snapshot of the cancer itself, which is referred as a "liquid biopsy".
Computer-aided decision-making has been shown to help in clinical contexts. But winning over doctors and patients is a different matter.
A new research paper has found some cancers aren't picked up by GPs in the first or second appointments, but it's because cancer is usually an unlikely explanation for a patient's symptoms.