This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S, Subject name: Medicine
[{'content': 'Which is not a component of Lofgren syndrome \nSelect and explain. \nA. Erythema nodosum, B. Bilateral hilar enlargement, C. Joint symptoms, D. Facial palsy', 'role': 'user'}, {'content': "Answer: D \nExplanation: Lofgren's syndrome consists of erythema nodosum and hilar adenopathy on chest roentgenogram. In some cases, periaicular ahritis may be identified without erythema nodosum. Lofgren's syndrome is associated with a good prognosis, with >90% of patients experiencing disease resolution within 2years.Heerfordt - Uveoparotid fever with facial palsyReference: Harrison&;s Principles of Internal Medicine; 19th edition; Chapter 390; Sarcoidosis", 'role': 'assistant'}]