Monthly Archives: April 2018

Radiation Risk of Medical Imaging for Adults and Children


What is radiation – am I exposed to background radiation each day even if I do not have an X-ray examination? Background radiation Background radiation refers to the ionising radiation from high energy particles or rays that we are unavoidably exposed to in our daily lives, which gives each of us a small but continuous dose of […]

Minor head injury not reason enough for CT scan in children


New study helps emergency physicians avoid CT scans that carry cancer risk for young patients (SACRAMENTO, Calif.) — A nationwide study of more than 40,000 children evaluated in hospital emergency departments for head trauma found that if children had only loss of consciousness, and no other signs or symptoms related to the head trauma, they […]