摘要单侧输卵管双胎妊娠是一种比较罕见的异位妊娠。本文报道了2015年、2023年青岛市胶州中心医院收治的2例单侧输卵管双胎妊娠的诊疗经过，并复习相关文献，总结了单侧输卵管双胎妊娠的发病危险因素、临床病例特点、临床诊疗方法，以期为单侧输卵管双胎妊娠的早期识别、准确诊断和及时治疗提供有益的参考，降低其发病率和病死率。

abstractsUnilateral tubal twin pregnancy is a relatively rare ectopic pregnancy. This paper reported the diagnosis and treatment of two cases of unilateral tubal twin pregnancy admitted to Jiaozhou Central Hospital of Qingdao in 2015 and 2023, respectively, and the relevant literatures were reviewed. This paper summarized the risk factors, clinical case characteristics, clinical diagnosis and treatment methods of unilateral tubal twin pregnancy, in order to provide useful reference for early recognition, accurate diagnosis and timely treatment of unilateral tubal twin pregnancy, and reduce its incidence rate and mortality.