[Heterotopic pregnancy: value of transabdominal sonography]. / Grossesse hétérotopique: intérêt de l'échographie sus pubienne (A propos d'un cas).

The authors report a case of an heterotopic pregnancy where the transabdominal US was more useful than endovaginal US. The embryon in this case was located in upper zone of the right iliac fossa, inaccessible to endovaginal US. Both methods are complementary.