目的　探讨输卵管妊娠放射介入治疗的临床疗效及适应证。方法　采用X线影像监视下选择性子宫动脉内插管 ,一次性灌注MTX 5 0mg或MTX 80mg加 5 -FU 5 0 0mg ,并辅以明胶海绵颗粒栓塞治疗输卵管妊娠 2 8例 ,观察其症状、体征、血尿 β -hCG及B超结果的变化情况。 结果　 2 5例输卵管妊娠经介入治疗成功 ,治愈率为 89 3%。腹痛症状于介入治疗后 5 17天内消失 ,阴道流血症状于介入治疗后 313天内消失。血、尿β -hCG于介入治疗后 3周内转为阴性。B超检查盆腔液性暗区 80 %于介入治疗后 2周内消失 ,附件包块 88%于介入治疗后 4周内消失。结论　未破裂型输卵管妊娠或破裂型与流产型输卵管妊娠但无明显贫血和休克征象的患者采用放射介入治疗是有效的 Objective To investigate the clinical efficacy and indications of radiotherapy for tubal pregnancy. Methods Selective endoscopic uterine arterial cannulation was used to treat 50 cases of MTX 50 mg or MTX 80 mg plus 5 -FU 500 mg supplemented with gelatin sponge particles in 28 cases of tubal pregnancy. The symptoms, Signs, hematuria, β-hCG and B-changes in the results. Results Twenty-five tubal pregnancies were successfully treated by interventional therapy, with a cure rate of 89.3%. Abdominal pain symptoms disappear within 5 17 days after interventional treatment, vaginal bleeding symptoms disappear within 313 days after interventional treatment. Blood, urine β-hCG turned negative after 3 weeks of intervention. B-ultrasound pelvic fluid dark area 80% disappeared within 2 weeks after interventional treatment, 88% of the appendages mass disappeared within 4 weeks after interventional treatment. Conclusion Patients with unruptured tubal pregnancy or rupture and miscarriage tubal pregnancy but without significant anemia and signs of shock were treated with radiation intervention