This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Congenital Glaucomas, Subject name: Ophthalmology
[{'content': 'Most common symptom in buphthalmos is- \nSelect and explain. \nA. Lacrimation, B. Pain, C. Photophobia, D. Itching', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. is \'a\' i.e., Lamination "Commonest symptom is watering" -- MukherjeeIn Buphthalmoso Most common symptom - Watering (lacrimation)o 2nd most common symptom - Photophobiao Most troublesome symptom - Photophobia (Child avoids light)o First sign - Corneal edema with wateringo Haab striaeo Large corneao Deep anterior chambero Lens antero-posteriorly flat', 'role': 'assistant'}]