We observed small-area variation in computed tomography scan use for inpatients in New York State, even after controlling for relevant patient and hospital characteristics. We used the 2007 Healthcare ...

A computed tomography (CT) scan is a test your doctor might use to look for a problem inside your body, plan your surgery, or check how well a treatment is working for you. It uses powerful X-rays, a ...

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) ...

If you meet the criteria for lung cancer screening — meaning you are or have a history of being a heavy smoker, and are between 50 and 80 years old — experts recommend an annual low-dose computerized ...

A positron emission tomography (PET) scan of the heart is an imaging test that uses specialized dye to allow your doctor to view problems with your heart. The dye contains radioactive tracers, which ...

What Is a PSMA PET Scan? A PSMA PET scan, or prostate-specific membrane antigen positron emission tomography scan, is a recently developed imaging test used for people with prostate cancer. It looks ...