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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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The most common cause of proptosis in adults:-
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The correct answer is  Most common cause of unilateral proptosis in children is orbital cellulitis and in adults is thyroid ophthalmopathy. Most common cause of bilateral proptosis in children is neuroblastoma and leukemia (chloroma) and in adults is thyroid ophthalmopathy.