[Ectopic pregnancy in uterus bicornis with rudimentary accessory horn on the side of the rudiment].

Report on a patient with ectopic pregnancy at the side of a rudimentary horn of a uterus bicornis. The difficulty of a preoperative diagnose of the malformation and the possibility of a normal development of a pregnancy in the presence of uterine malformations are discussed, the external migration of spermatozoa and the combination with a renal aplasia, too.