Ectopic pregnancy is a rare phenomenon in mammals. The most common localization is an oviduct, ovary and abdominal cavity. Confirmation of the ectopic pregnancy is always a difficult medical problem. The diagnosis is mainly based on the patient's history and gynecological examination. This paper concerns a case report of cornual pregnancy, diagnosed in the 20th week of pregnancy. The diagnostic difficulties and procedures, surgical management and the patient's and newborn's outcome was described.

Keywords: Diagnosis, ultrasound examination, ectopic pregnancy