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: Surgery
[{'content': 'False about cellulitis \nSelect and explain. \nA. Abscess if any should be managed conservatively, B. Causes SIRS, C. Infection of subcutaneous tissue, D. Caused by strep. pyogenes', 'role': 'user'}, {'content': 'Answer: A \nExplanation: It is spreading inflammation of subcutaneous and fascial planes.\xa0\xa0\n\xa0Infection may follow a small scratch or wound or incision.\n\nCausative Agents: Commonly due to Streptococcus pyogenes and other Gram +ve organisms.\nSequelae\n\nInfection can get localized to form a pyogenic abscess.\xa0\nInfection can spread to cause bacteraemia, septicaemia, pyaemia. \xa0 \xa0\nOften infection can lead to local gangrene.', 'role': 'assistant'}]