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: Pathology
[{'content': 'Anti RO antibodies are seen in - \nSelect and explain. \nA. Subacute cutaneous lupus, B. Myasthenia gravis, C. Systemic sclerosis, D. Mixed connective tissue disorder', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Subacute cutaneous lupus Anti-RNP SS-A (Ro), SS-B (La) are seen in neonatal lupus with congenital hea block and in subacute cutaneous lupus.These antibodies are associated with decreased risk of lupus nephritis.", 'role': 'assistant'}]