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

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.

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

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.

A CT scan of an adrenal gland tumor can provide essential information about its size, shape, and location. It can help also distinguish between benign (noncancerous) and malignant tumors (cancerous).

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

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 ...

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 ...

Shri rapax had bigger claws and potentially a stronger bite than its Hollywood relative. But paleontologists still don’t know ...

Arizona Diamondbacks star third baseman Eugenio Suárez took a fastball to the hand during Monday's game against the Detroit ...

S. rapax was roughly the same overall size as its well-known relative Velociraptor mongoliensis. However, it had much longer ...