This chapter provides detail description of radiological findings in interventional imaging. A box is included in the beginning of the chapter to highlight topics covered in this chapter as chapter outline. Chapter has 18 well illustrated radiographic pictures and diagrams. Interventional radiology, CT guided precision biopsy, placement of catheter, biliary intervention catheter, cholecystomy tube placement, balloon angioplasty, chemoembolization, percutaneous biliary duct drainage, TIPS are described in detail.