A CT scan of healthy lungs looks typical in size with no inflammation, allowing the diaphragm to dome. Lungs with emphysema can look overinflated, with muscle loss, making the diaphragm misshapen. The destruction of air sacs causes cystic changes.

Rebecca Smith-Bindman, a professor at the University of California-San Francisco School of Medicine, has spent well over a decade researching the disquieting risk that one of modern medicine’s most valuable tools, computerized tomography scans, can ...

A CT scan is often one of the first imaging tests done during the diagnostic process. While a CT scan alone isn’t enough to diagnose pancreatic cancer, it can provide images that help doctors determine the size and location of tumors. Depending on the ...

A new study reveals that only about 1 in 3 patients with prostate cancer have a successful first CT simulation, while 1 in 6 need to be rescheduled for another day.

Rebecca Smith-Bindman, a professor at the University of California-San Francisco medical school, has spent well over a decade researching the disquieting risk that one of modern medicine’s most valuable tools, computerized tomography scans, can sometimes ...

CT scans offer one way to learn more about the location, size, and shape of a brain aneurysm. A brain aneurysm is a weak or very thin spot on an artery in the brain that bulges out and fills with blood. Brain aneurysms can put extra pressure on brain ...

Rebecca Smith-Bindman, MD, a professor at the University of California San Francisco (UCSF) medical school, has spent well over a decade researching the disquieting risk that one of modern medicine's most valuable tools, computerized tomography (CT) scans ...