患者女性,42岁。渐进性鼻塞4个月,入院检查:面部外形对称无畸形、双侧鼻腔后部为新生物占据,表面光滑无溃烂灶,基底位于鼻底部,腭穹隆低平,后鼻孔完全为新生肿物占据。肿物表面粘膜颜色正常、表面呈结节状 X 光片示硬腭部骨质压迫性吸收影。于全麻下经腭部进路行鼻腔肿物摘除术。术中沿腭中线剖开 Patient female, 42 years old. Progressive nasal obstruction for 4 months, admission examination: Symmetrical facial deformity without symmetry, bilateral nasal posterior for the new biological occupy, smooth surface without ulceration, the base is located in the bottom of the nose, the palate dome is low, the posterior nostril completely occupied by the new tumor . Tumor surface mucosal color is normal, the surface was nodular X-ray showed hard palate bone opacification absorption shadow. Under general anesthesia via the palate approach nasal tumor removal. Surgery along the palate midline incision