Editor's Note: The risks of radiation from CT, particularly in children, have been widely reported in both the professional and lay press and have raised concerns about cancers later in life in these ...

Although chest CT is an important diagnostic tool in children, minimizing radiation exposure remains a priority because children are more sensitive to ionizing radiation than adul ...

Richard Semelka, MD, is one of the preeminent practitioners of abdominal MRI in the United States and is a frequent contributor to Medscape Radiology. The hot-button issues raised in this opinion ...

It's a wonder of modern medicine that when we have something wrong with us, a doctor no longer needs to cut us open just to see what's going on – they can now take pictures of our insides. This field, ...

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 ...

Radiation exposure is cumulative, and children, who undergo between 5 million and 9 million CT scans annually, are much more vulnerable to its effects. Concerns about overuse and potential harm have ...

NEW YORK (Reuters Health) - Here's a chance to test your medical knowledge: Will getting two or three CT scans of the abdomen expose you to the same amount of radiation as people who lived near the ...

CT scans use hundreds of X-rays to create detailed 3D images of things previously visible only through a biopsy or surgery Jean Hanvik decided that enough was enough. When a painful intestinal ...

Large differences in radiation doses used for CT scans are mainly due to how the scanners are used by medical staff rather than differences in the patients scanned or the machines used, finds a study ...

A new CT (computed tomography) scan method can reduce radiation dose by splitting a full C-ray beam into thin and small beamlets. A team of researchers at the University College London (UCL) ...

A CT scan technique that splits a full X-ray beam into thin beamlets can deliver the same quality of image at a much reduced radiation dose, according to a new study. The technique, demonstrated on a ...

CT scans use a series of X-rays to see inside your body. It’s considered the gold standard for diagnosing kidney stones, but the procedure is not without some risks. Share on Pinterest Getty ...