This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Glaucoma, Subject name: Ophthalmology
[{'content': 'Miotics are used in the treatment of \nSelect and explain. \nA. Open angle glaucoma, B. Angle closure glaucoma, C. After cataract, D. Posterior uveitis', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Angle closure glaucoma * Treatment of choice for acute congestive glaucoma - Laser iridotomy (1st choice), Peripheral iridectency (2nd choice).* Drug of choice for acute congestive glaucoma - Pilocarpine .* Initially IOP is controlled (first drug used) - Systemic mannitol or acetazolamide.", 'role': 'assistant'}]