患者,男,71岁。因右侧鼻腔反复出血3个月就诊,近3月来右侧鼻腔反复出血,初出血量少,压迫后血止,近5天鼻腔出血增多,反复3次,每次约100～150ml,在外院行鼻腔填塞,仍渗血。检查见左侧鼻顶见暗红色肿物,触之弹性差,易出血。组织活检示:嗅神经母细胞瘤。鼻窦CT中侧筛窦、鼻腔软组织影,双侧上颌窦粘膜增厚。于2001年3月30日全麻下行右侧鼻侧切开术,术中见肿物呈灰红色,表面不光滑,约2×1cm,位 Patient, male, 71 years old. Repeated bleeding on the right side of the nose for 3 months treatment, the past three months to the right side of the nose repeated bleeding, less bleeding, blood pressure after compression, increased nasal bleeding in the past 5 days, repeated 3 times, each about 100 ~ 150ml, outside Hospital nasal packing, still oozing. Check see the left side of the nose to see the dark red tumor, contact with poor flexibility, easy bleeding. Tissue biopsy shows: Olfactory neuroblastoma. Sinus CT lateral ethmoid sinus, nasal soft tissue shadow, bilateral maxillary sinus mucosa thickening. On March 30, 2001 under general anesthesia right nasal incision surgery, see the tumor was gray red, the surface is not smooth, about 2 × 1cm, bit