目的 :探讨 CT对眼球异物的诊断价值。方法 :对眼部异物 45例行 CT及眼科检查。CT检查常规 3mm横断扫描 ,13例加作冠状扫描 ,31例加作冠状和 (或 )矢状重建。手术 43例。结果 :45例中眼球内见金属异物 2 9例 ,球后见金属异物 9例 ,眼睑部见金属异物 8例。B超及 X线检查阴性而 CT发现金属异物 2例。眼金属异物合并眼球损伤 37例。结论 :CT检查是眼球金属异物定位及合并症诊断的首选检查方法之一 ,对临床进一步治疗具有很大的指导价值。 Objective: To investigate the value of CT in the diagnosis of ocular foreign body. Methods: 45 cases of ocular foreign body CT and ophthalmology examination. CT examination of conventional 3mm transverse scan, 13 cases plus coronal scan, 31 cases plus coronary and (or) sagittal reconstruction. 43 cases of surgery. Results: There were 29 cases of metallic foreign bodies in 45 cases, 9 cases of metallic foreign bodies in the ball, and 8 cases of metallic foreign body in the eyelid. B-ultrasound and X-ray examination negative found in 2 cases of metal foreign body. Eye metal foreign body combined with eye injury in 37 cases. Conclusion: CT examination is one of the first choice of the diagnosis of the localization and complications of eyeball foreign body, which has great guiding value for clinical further treatment.