They can be life-saving but radiation from the scans also contributes to cancer risk. The authors of a new study estimate ...

Most had their kidney completely removed. All patients continued to have CT scans as standard monitoring after surgery, alongside a urine test every three months. Each urine sample was analyzed ...

Most had their kidney completely removed. All patients continued to have CT scans as standard monitoring after surgery, alongside a urine test every 3 months. Each urine sample was analysed using ...

CT scans used in the study are for finding tumors, kidney stones and aneurysms. Newsday Deputy Editor David Schwartz reports.