[Schistosomiasis: possible cause of ectopic pregnancy. Four clinical cases].

The Authors describe 4 cases of ectopic pregnancy associated with foci of schistosomiasis and point out the relevance of mass screening on urine, stool and vaginal secretions in those areas where schistosomiasis is endemic and frequent the involvement of female genital tract. Utilization of laparoscopy in all cases where as adnexal mass and/or a history of unexplained infertility is found is finally advocated.