This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2019, Subject name: Anatomy
[{'content': 'A man with convergent squint in one eye vision is 6/60 and another eye no squint with vision 6/60. Next step \nSelect and explain. \nA. MRI, B. Squint surgery, C. Botulinum toxin, D. Glasses', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Squint surgery Convergent squint Angle of detion: Large and constant Amblyopia: Develops in 25-40% of cases Associations include Inferior oblique overaction Dissociated veical detion (70%) Latent horizontal nystagmus Treatment Surgery: Treatment of choice Amblyopia correction measures: Patching of normal eye Recession of both medial recti.', 'role': 'assistant'}]