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': 'All of the folowing are known causes of recurrent abortion except: \nSelect and explain. \nA. TORCH infections, B. SLE, C. Rh incompatibility, D. Syphilis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: As discussed in previous question TORCH infection do not lead to recurrent abortion.\nSLE is an established cause for recurrent abortion\nSLE is associated with antiphospholipid syndrome (anti-cardiolipin antibodies) and is known to cause recurrent abortions.\nRH incompatibility is a known cause for spontaneous abortion and may lead to recurrent abortions if it remains unrecognized. Syphillis also does not lead to recurrent abortions but if you have to rule out one option between TORCH infection and syphillis go for TORCH infection.', 'role': 'assistant'}]