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: Dental
[{'content': 'Iris pearl is seen in – \nSelect and explain. \nA. Leprosy, B. Sarcoidosis, C. Tuberculosis, D. Chloasma', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Iris pearls\xa0(also called\xa0miliary leproma)\xa0are spherical yellowish opaque micronodules\xa0near pupillary margins.\xa0They are pathognomonic for leprosy.', 'role': 'assistant'}]