interventional radiology (IVR)

an area in the x-ray or imaging department

an area that does tests and procedure using images to diagnose and treat diseases in nearly every organ system

these are typically catheter or needle examinations utilized to "intervene" and diagnose and/or treat a medical situation or condition, while utilizing motion x-ray imaging methods or ultrasound. This encompasses a wide range of examination types, including imaging, diagnosis, and treatment of vascular, GI, urinary, and many other areas and/or medical conditions.