Hi, I’m Chak Reddy. My job involves using different tools to find and treat conditions—like cancer—in the lungs. Many patients I see are suffering from advanced lung cancer, which means they’ve been ...

A CT scan of healthy lungs looks typical in size with no inflammation, allowing the diaphragm to dome. Lungs with emphysema can look overinflated, with muscle loss, making the diaphragm misshapen. The ...

What if the very test meant to save your life could be subtly increasing your risk of cancer? That’s the alarming question emerging from new research on the widespread use of CT (computed tomography) ...