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: Medicine
[{'content': 'All are true about post meningococcal reactive disease, EXCEPT: \nSelect and explain. \nA. Develops after 4 weeks of meningococcal disease, B. Maculopapular or vasculitic rash and polyserositis, C. These features resolve spontaneously without sequelae, D. Antibiotic prophylaxis is not needed', 'role': 'user'}, {'content': 'Answer: A \nExplanation: It is immune complex related problem, develops 4-10 days after the onset of meningococcal disease, with manifestations that include a maculopapular or vasculitic rash, and polyserositis with fever. These features resolve spontaneously without sequelae. No need to treat/prophylaxis with antibiotic. Ref: Harrisons Principles of Internal Medicine, 18th Edition, Page 1215', 'role': 'assistant'}]