Interventional radiology (abbreviated IR or sometimes IVR or VIR) is a subspecialty of
radiology in which minimally invasive procedures are performed using image guidance. Some of these procedures are done for purely diagnostic purposes (e.g.,
angiogram), while others are done for treatment purposes (e.g.,
angioplasty). Pictures (images) are used to direct these procedures, which are usually done with needles or other tiny instruments like small tubes called
catheters. The images provide road maps that allow the Interventional Radiologist to guide these instruments through the body to the areas of interest.
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