Incidence and Complications of Accidental Cannulation of Retroperitoneal Veins During Venography for Inferior Vena Cava Filter Placement

Accidental cannulation of retroperitoneal veins during venography for IVC filter placement is an infrequent occurrence, and in this patient series did not result in negative clinical outcomes. However, operators should be aware of the risk of accidental cannulation to prevent avoidable complications such as venous injury or filter misplacement.