A contrast agent makes your internal organs ... with the X-ray tube positioned toward your pelvis. For MRI defecography, you may lie on a moveable examination table with your knees bent inside ...

A magnetic resonance imaging (MRI) scan is an important tool to help doctors see what’s happening inside your body. But new, ...

Nephrogenic systemic fibrosis can cause a thickening and hardening of the skin, heart and lungs—and cause painful contracting of the joints.