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Korean Journal of Obstetrics & Gynecology 2004;47(11):2189-2193.
Published online November 1, 2004.
Diagnosis and Management of Pregnancies Implanted into the Lower Uterine Segment Cesarean Section Scar.
Chang Hwan Lee, Su Jung Ku, Seok Bae Kim, Jin Hee Kim, Hang Jin Kim
Department of Obstetrics and Gynecology, Daegu Fatima Hospital, Daegu, Korea.
To describe diagnosis and management of Cesarean section scar pregnancy increased at recently due to high Cesarean section rate. METHODS: Eleven cases of pregnancies implanted into the lower uterine segment Cesarean section scar were diagnosed and treated at Daegu Fatima hospital during January 1999 to May 2004. All cases are confirmed by transvaginal ultrasound scan. The management of Cesarean section scar pregnancies included transvaginal evacuation, hysterotomy and medical treatment with methotrexate systemic or local injection into gestational sac. RESULTS: Eleven Cesarean section scar pregnancies were diagnosed. Medical treatment was used in nine women and four women was successful. The success rate were 44% (4/9). Surgical treatment was used in two women included transvaginal evacuation and hysterotomy. Seven women (63%) required blood transfusion and one women (9%) had a hysterectomy. CONCLUSION: Cesarean section scar pregnancies are more common. When the diagnosis is made in early pregnancy the prognosis is good and prevent late pregnancy complication include placenta previa, placental accreta and uterine rupture. The risk of hystrectomy is relatively low.
Key Words: Cesarean section scar, Ultrasound, Early pregnancy, Ectopic pregnancy

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