X-rays and CT scans have revolutionized medicine. Doctors can look inside the body and diagnose diseases even before people feel ill. But medical imaging that uses radiation comes at a cost. A new ...

CT scans are a common test used by radiologists to examine what's happening inside the body. These scans use a small amount of radiation, raising concerns that they could cause cancer. Mark Supanich, ...

Add Yahoo as a preferred source to see more of our stories on Google. Do CT scans raise your risk of cancer? A new study weighs in. (Getty Images) Radiation is everywhere—in the air we breathe, the ...

While these advanced imaging tools save lives by detecting injuries and illness, mounting evidence suggests they may come with long-term consequences that patients need to understand before agreeing ...

Computed tomography (CT) examinations (known more commonly as a “CT scan” or “CAT scan”) incorporate a series of x-ray images taken of areas inside the body and use a computer to create a ...

Recently, a patient came to the hospital where I work with a persistent cough. Their doctor had ordered a CT scan—a type of imaging that creates detailed cross-sectional pictures of the body's ...

PET-CT is a modern functional imaging modality which is obtained by a combination of PET (Positron emission tomography) and CT (computerised tomography) in a single examination. This combination ...