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: Ophthalmology
[{'content': 'Combination of pilocarpine and epinephrine use in glaucoma treatment may inhibit: \nSelect and explain. \nA. Pigmented pupillary cyst, B. Retinal detachment, C. Vitreous haemorrhage, D. Iridocyclitis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Pigmented pupillary cyst', 'role': 'assistant'}]