CT scans and radiation by Pamela Wilson Every year, more CT scans are being ordered in Australia. They provide valuable information to guide medical care, but they come with a dose of radiation ...

Yet CT scans have known risks - risks in which we are well-versed. Occasionally, we directly witness contrast allergy, aspiration of oral contrast, and the traumatic and avoidable "Code Blue" in ...

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.

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 ...

Columnist Sam Kirton takes readers on his journey from a pulmonary function test to his results from lung biopsies that weren't routine.

Because CT scans are a common way to diagnose cancer or examine a head injury in children, the researchers said they wanted to evaluate whether it caused a risk of developing intracranial tumours ...

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 ...

DNA-MRD testing better predicted outcomes versus PET/CT scans for large B-cell lymphoma, leading to NCCN guideline updates ...

The new CT scan is a big step forward. In the study, scientists used it to scan 128 patients who had high blood pressure ...