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目的:探讨彩色多普勒对输卵管妊娠与妊娠黄体的鉴别诊断。方法:应用彩色多普勒超声对59例经临床确诊的输卵管妊娠与51例妊娠黄体的血供分布及频谱特征进行对比分析。结果:(1)64.4%输卵管妊娠显示为局灶性富血流,78.4%妊娠黄体显示为周边环状血流;(2)输卵管妊娠多普勒血流频谱可表现为多种形态;而妊娠黄体则常表现为低阻力型血流频谱。结论:彩色多普勒能为异位妊娠与妊娠黄体的鉴别诊断提供有价值的信息。
Objective: To investigate the differential diagnosis of tubal pregnancy and corpus luteum by color Doppler. Methods: The distribution of blood supply and spectral characteristics of 59 cases of clinically diagnosed tubal pregnancy and 51 cases of pregnancy corpus luteum were analyzed by color Doppler ultrasonography. Results: (1) 64.4% of tubal pregnancy showed focal pleural effusion and 78.4% of pregnancy corpus luteum showed peripheral annular blood flow; (2) Doppler flow spectrum of tubal pregnancy showed multiple morphologies; pregnancy The corpus luteum often shows low resistance blood flow spectrum. Conclusion: Color Doppler can provide valuable information for the differential diagnosis of ectopic pregnancy and luteal pregnancy.