血管外皮细胞瘤是一种很少见的来自血管外皮细胞的肿瘤，发生在副鼻窦的血管外皮细胞瘤更是罕见，我们收治３例报告如下。１病例病例１：男性，５０岁，工人。病史为右鼻阻及流浓血性涕１ａ，此间后期出现右面颊部肿胀及牙痛。行７６┼齿拔除时发现创面处有肉芽组织脱出，... Hemangiopericytoma is a rare tumor from the vascular endothelial cells, occurred in the paranasal sinus hemangiopericytoma is even more rare, we admitted 3 cases are as follows. 1 Case Case 1: Male, 50 years old, worker. The history of the right nasal obstruction and flow of bloody tears 1a, late here there is swelling of the right cheek and toothache. Line 76 ┼ tooth removal found granulation tissue at the wound prolapse, ...