Q: My childhood friend just emailed me that she has a 1.1-cm lesion on her lung. It was found on a CT scan. She’s having another CT scan today. She ...

As many as 60 percent of CT scans from smokers will be flagged as abnormal, because smokers' lungs often contain scar tissue, infection, inflammation and suspicious-looking areas.

Scar tissue, whether in the lung substance or the tubes of the lungs tends to be friable, and even trivial infections can cause bleeding in such scars, and hemoptysis (coughing up blood) is a ...

It's often found in heart CT scans, which weren't being done regularly 15 years ago, she said. "Our technology is getting better," she said. "We're looking at things a lot more. We're catching more." ...

There were 354 lung cancer deaths among the subjects who had CT scans, compared with 442 among those who had chest X-rays - a 20.3 percent reduction in lung cancer mortality.

The scan revealed a small spot on his lung. But thanks to early detection, Barlow's lung cancer was still in its early stages. "That was, like, in November [2023]," Barlow said.

Looking at follow-up data, in 2006 the research showed a 10-year survival rate of 80% for lung cancer patients whose disease was spotted by CT screening. The latest report extends those findings ...

DEAR DR. ROACH: My childhood friend just emailed me that she has a 1.1-cm lesion on her lung. It was found on a CT scan. She’s having another CT scan today. She is a former smoker and has COPD.