How is an IVC filter placed? What approach is most often used if the femoral or iliac veins do have a thrombus? What approach is most often used to insert the filter if the femoral or iliac veins do not have a thrombus? What are the causes of IVC obstruction? What are the indications for placement of an IVC filter? What are the therapeutic options for patients with IVC thrombosis? What imaging modalities are used to evaluate the IVC? What is a common cause of IVC thrombosis? What study must be performed prior to IVC filter placement, and why? What type of tumor is the most likely cause of IVC invasion? Where is the optimal position for an IVC filter? Book traversal links for IVC obstruction ‹ Which source of bleeding will not be visualized by angiography? Up How is an IVC filter placed? ›