额窦手术并发视网膜中心动脉栓塞导致失明在临床上极为少见。现报告一例。患者,男,56岁。反复发作鼻塞、脓涕、额部疼痛3年余。鼻窦摄片示左侧额窦炎。于局麻下行左侧额窦根治术,术前检查双眼视力均为1.5。术中以2％普鲁卡因加少量1％肾上腺素行筛前神经阻滞及骨膜下浸润麻醉。手术顺利,术中出血400ml左 Frontal sinus surgery complicated by central retinal artery embolization leading to blindness is extremely rare in clinical practice. Now report a case. Patient, male, 56 years old. Recurrent nasal congestion, purulent tears, forehead pain more than 3 years. Sinus radiographs show frontal sinusitis. Local anesthesia on the left frontal sinus surgery, preoperative visual acuity was 1.5. Intraoperative surgery with 2% procaine plus a small amount of 1% epinephrine before screening nerve block and subperiosteal infiltration anesthesia. Smooth operation, intraoperative bleeding 400ml left