This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
[{'content': 'You are called to the operating room. The general surgeons have operated on a woman to rule out appendicitis and the signs of an abdominal pregnancy with an 18 week fetus and placenta attached to the omentum. The best course of action in the case is: \nSelect and explain. \nA. Removal of both fetus and placenta, B. Laparoscopic ligation of umbilical cord, C. Removal of the fetus only, D. Closely follow until viability and then deliver by lapa- rotomy', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Abdominal pregnancy\n\nManagement includes urgent laparotomy irrespective of period of gestation.\nThe ideal surgery is to remove the entire sac, fetus, placenta and membrane. This can be done if placenta is attached to a removable organ like uterus or broad ligament.\nIf placenta is attached to some vital organs, it is better to take out the fetus and leave behind the placenta and the sac after tying and cutting the cord with its placental attachment.\nAbsorption of placenta occurs by aseptic autolysis.\nIf placenta is left, its involution is monitored by serum hCG and USG.\n\nDangers related to leaving placenta attached:\n\nInfection and abscess\nAdhesions\nIntestinal obstruction\nWound dehiscence', 'role': 'assistant'}]