Fallopian tube occlusion rings: a consideration in the differential diagnosis of ureteral calculi.
D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007047:Hysterosalpingography; D013246:Sterilization, Tubal / Q000295:instrumentation*; D014514:Ureteral Calculi / Q000000981:diagnostic imaging*