What Is a Barium Enema? A Barium enema is an examination of your lower gastrointestinal tract (your doctor may call it your lower GI tract) using X-rays. It’s also known as a colon X-ray.

An air contrast barium enema is a test for your colon. These days, doctors don’t use it as often to look for colorectal cancer. Instead, it’s more common to get a colonoscopy, which can find ...

A barium x-ray is a test to look at the outline of any part of your digestive system. Barium is a white liquid that shows up clearly on an x-ray. Once it is inside the body, it coats the inside of the ...

Astronomers have detected barium around the ultra-hot gas giants WASP-76 b and WASP-121 b. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.