Anaphylaxis triggered by iodinated contrast media was rare, but severe and refractory cases indicated the need for ...

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 ...

Lung cancer is the No. 1 cause of cancer-related death in the United States. Screening with low dose computed tomography (called low dose CT or LDCT) can save lives for people at high risk for this ...

Preparation guidelines for a CT scan depend on the type of scan you’re having. If you’re having a bowel scan or a scan with contrast dye, you may need to adjust your diet. Preparation for a CT scan ...

"This is important because normally when you can't inject contrast dye, patients are either treated observationally with drugs that typically reduce the risk of blood clots but carry a risk of ...

There are a few exceptions when a chest x-ray is not required, such as for lung cancer screening when a CT scan is used. However, the patient must meet every one of the guideline criteria, which ...

DEAR MAYO CLINIC: I recently had a CAT scan of my chest as an evaluation for pneumonia. I didn’t have pneumonia, but I got an unexpected high calcium score in my coronary arteries. Does the calcium I ...