Hình thái lâm sàng, cắt lớp vi tính viêm xoang bướm mạn tính đối chiếu phẫu thuật

. Backgroud:The sphenoid sinus is called the " silent sinus" because patient complaints are often vague and disease in this area is frequently overlooked. Subjects: chronic sphenoid sinusitis have been: 42 patients suferfrom with done surgery. Objective: Important points in the patient's history are headache, chronic nasal or sinus infection or obstruction, nasal discharger. But Sophisticated radiographic techniques allow earlier diagnosis and competent pretreatment evaluation. Plain sinus roentgenograms provide scrrening information, CT scanning assesses the extent of mucosal disease and bony destruction,and differentiate various soft-tissue shadow.