Yearly mammograms, although slightly uncomfortable and tedious, are a wealth of information for patients and providers, especially when it comes to cancer screenings. Some researchers, however, say ...

A CT scan of the chest involves 10 to 15 millisieverts (a measure of dose) versus 0.01 to 0.15 for a regular chest X-ray, 3 for a mammogram and a mere 0.005 for a dental X-ray.

Discover a quick CT scan that reveals heart attack risk by detecting calcium buildup in arteries, offering a more accurate ...

CT Scan Advisory On Monday the American Heart Association issued an advisory to doctors in its journal Circulation, urging the judicious use of CT scans for the diagnosis of cardiovascular disease.

To reduce unnecessary CT use, some hospitals have begun using blood-based biomarkers to guide triage in mild head trauma.

CT scans also have supplanted exploratory surgery, Thomason said. "When my father was a general surgeon, they took so many patients to surgery (because) they had no idea what they had wrong with ...

CT scans can also result in additional risks for the patient. Once a suspicious spot is found, invasive biopsies are usually ordered, which can result in infection or collapsed lungs.

A new study suggests cancer risk from CT scans may have been overestimated. Dec. 1, 2010— -- Doctors have long known that CT scans can be a double-edged sword. Their diagnostic power is ...

As World Lung Cancer Day approaches on August 1, a spotlight is being cast on the importance of early detection in reducing ...

Dear Abby is written by Abigail Van Buren, also known as Jeanne Phillips, and was founded by her mother, Pauline Phillips.