This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Physiological changes during Pregnancy, Subject name: Gynaecology & Obstetrics
[{'content': 'Blood transfusion is indicated in following conditions associated with sickle cell anemia: \nSelect and explain. \nA. Frequent sickling episodes, B. Twin pregnancy, C. Poor obstetrical outcome, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. is d, i.e. All of the aboveRef. Fernando Arias 4/e, p 238Prophylactic blood transfusions are not routinely advocated in all pregnant females with sickle cell anemia.Indications:1. Frequent severe sickling episodes.2. Low hematocrit levels.3. Twin pregnancy.4. Poor past obstetrical history.Target: HbS levels becomes <20%.', 'role': 'assistant'}]