[Pregnancy in a non-communicating rudimentary uterine cavity. Presentation of a case in a multipara].

A case of pregnancy in a rudimentary uterine horn is presented. The pregnancy developed asymptomatically until the 14th week when spontaneous rupture of the uterine horn occurred. The diagnosis was made at laparotomy indicated for hypovolemic shock due to intraperitoneal hemorrhage. The pathologic study of uterine horn showed a normally developed fetus and the placental tissues protruding at the rupture site of horn. The purpose of this paper is analysis of fecundation, implantation and the type of endometrium of the rudimentary uterine horn.