title: Unilateral tubal twin pregnancy. A report of two cases.
abstract: Unilateral tubal twin pregnancy is exceedingly rare: only 91 cases have been reported in the English literature to date. Two additional such cases are described.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D011247:Pregnancy; D011272:Pregnancy, Multiple; D011274:Pregnancy, Tubal / Q000175:diagnosis* / Q000601:surgery; D012422:Rupture, Spontaneous; D014427:Twins; D014463:Ultrasonography