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': 'Autoimmune diseases associated with Sjogren syndrome are all except- \nSelect and explain. \nA. Addisons disease, B. RA, C. Mixed connective tissue disorder, D. SLE', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Sjogren syndrome\n\nSjogren syndrome is a chronic disease characterized by dry eyes (keratoconjunctivitis\xa0sicca) and dry mouth\xa0(xerostomia) resulting\xa0immunological mediated destruction\xa0of the lacrimal and salivary glands.\nIt occurs in two forms -\n\n1. Primary form (Sicca\xa0syndrome)\xa0→ Occurs as an isolated disorder.\n2. Secondary form → When it occurs in association\xa0with other autoimmune disorder. It is more\xa0common.\n\nAutoimmune diseases associated with Sjogren syndrome\n\n□ Rheumatoid arthritis\xa0\n□ Primary biliary cirrhosis\n□ Thyroiditis\n□ SLE\n□ Mixed connective tissue disease\n□ Sarcoidosis\n□ Polymyositis\n□ Vasculitis\n□ Scleroderma\n□ Chronic active hepatitis\xa0\nAmongst these, Sjogren syndrome is associated most commonly with RA.', 'role': 'assistant'}]