患者男,8岁。1987年1月16日诊断右鼻腔金属异物急诊入院。4小时前,玩耍用两个铁螺钉自制的“甩鞭”,爆炸时一螺钉从右鼻侧击入鼻腔。体检:神志清楚,体温37℃,血压80/50。右鼻翼被带柄的铁螺挤压,异物附着牢固,右侧鼻根及眼睑水肿,上睑麻痹,视力:右0.8,左0.9,右眼球向外侧轻度突出,固定不动,瞳孔散大6mm,对 Patient male, 8 years old. January 16, 1987 diagnosis of right nasal cavity metal foreign body emergency admission. 4 hours ago, playing with two iron screws homemade “whiplash”, a screw exploded into the nasal cavity from the right side of the nose. Physical examination: conscious, body temperature 37 ℃, blood pressure 80/50. The right nostril is squeezed by the cauliflower with a handle, the foreign body adheres firmly, the right nasal and eyelid edema and upper eyelid paralysis, visual acuity: right 0.8, left 0.9, the right eye bulges to the outside slightly, fixed, mydriasis 6mm, right