This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Surgery
[{'content': "Sjogren's syndrome consists of all of the following EXCEPT \nSelect and explain. \nA. Xerophthalmia, B. Chronic arthritis, C. Chronic dermatitis, D. Keratoconjunctivitis sicca", 'role': 'user'}, {'content': 'Answer: A \nExplanation: (A) Xerophthalmia # Sjogren Syndrome> Sjogren syndrome is a clinicopathologic entity characterized by dry eyes (keratoconjunctivitis sicca) and dry mouth (xerostomia), resulting from immune-mediated destruction of the lacrimal and salivary glands.> It occurs as an isolated disorder (primary form), also known as the sicca syndrome, or more often in association with another autoimmune disease (secondary form).> Lacrimal and salivary glands are the primary targets, but other secretory glands, including those in the nasopharynx, upper airway, and vagina, may also be involved.> Involved tissues show an intense lymphocyte (primarily activated CD4+ T cells) and plasma-cell infiltrate, occasionally forming lymphoid follicles with germinal centers> Sjogren consists Xerostomia, but not Xerophthalmia.', 'role': 'assistant'}]