病例男,５岁,因鼻塞２年、左颊肿胀及左鼻反复出血１年收入院。查体:左面颊隆起,左侧外鼻部隆起、变宽,鼻腔外壁肿胀增厚,紧靠鼻中隔并压迫鼻中隔向右侧偏移,鼻腔完全阻塞,不通气。鼻咽部指诊:自左后鼻孔突出之新生物,质硬,表面不甚光滑,指尖血染,呈鲜红色;咽后壁轻度出血,扁桃 Case of male, 5 years old, due to nasal congestion for 2 years, left cheek swelling and left nasal bleeding repeated 1 year income hospital. Physical examination: left cheek bulge, left nasal uplift, widening, thickening of the outer wall of the nasal cavity, close to the nasal septum and pressure nasal septum to the right offset, the nasal cavity completely blocked, not ventilated. Nasopharyngeal fingerprinting: from the left nostril prominent new creatures, hard, not smooth surface, blood stained fingertips, was bright red; mild retropharyngeal hemorrhage, almond