A colonoscopy is usually done to diagnose bowel cancer. It is an invasive procedure with risks such as bowel perforation, so it's important to only have the test if you're likely to benefit, writes Suzanne Mahady.
For many people the shock of a cancer diagnosis can only be tempered by the phrase: "at least we caught it early". But new data shows this can't be said for many patients diagnosed with two of Australia's most common cancers — lung and bowel.
The way we think about cancer is undergoing a slow but radical transformation, with studies at a molecular level revealing how "rare" each cancer is. How we fund research should change too, writes Darren Saunders.
A series of stumbles in creating a national cancer screening service have led to a seven-month delay and a multi-million-dollar blow-out in costs, according to a report by the auditor-general which argues the project suffered due to "ambitious timelines".