BackgroundAngular pregnancy is characterized as implant medial to the uterotubal junction in lateral angular of uterine. It was a rare obstetric complication with severe complications like uterine rupture and retained placenta.Case presentationWe report a case of 2 incomplete aborted angular pregnancy that was diagnosed and treated with hysteroscopy. In this case, both of patient were performed operative hysteroscopy for incomplete abortion, and with the assistance of hysteroscopy, the angular pregnancy was detected.ConclusionsHysteroscopy can more intuitively display the conditions inside the uterine cavity, reduce the intraoperative and postoperative complications, and shorten the hospitalization time of patients. During hysteroscopy, angular pregnancy can be visualized in the upper lateral side of the uterine cavity. Based on the investigation results of clinical cases, this is the first case report of hysteroscopy in the treatment of incomplete aborted angular pregnancy.