[Endovascular embolization as a stage of preoperative preparation for improving surgical treatment of patients with inverted papilloma - a retrospective case series analysis. A clinical example of simultaneous endovascular embolization using navigation under the control of flat-detector computed tomography on a robotic angiographic complex and removal of an inverted papilloma in a hybrid operating room].

Unlabelled: Inverted papilloma (IP) is a sinonasal epithelial tumor that originates from Schneiderian membrane. A number of cellular factors associated with angiogenesis are involved in growth of IP, and causes an increased bleeding of the tumor. The main treatment is surgical removal of sinonasal papilloma.