This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cornea and sclera, Subject name: Ophthalmology
[{'content': "Blue sclera is seen in- \nSelect and explain. \nA. Alkaptonuria, B. Osteogenesis imperfecta, C. Turners' syndrome, D. Kawasaki syndrome", 'role': 'user'}, {'content': 'Answer: B \nExplanation: It is an asymptomatic condition characterised by marked, generalised blue discolouration of sclera due to thinning (Fig. 6.7). It is a typical association of osteogenesis imperfecta. Its other causes are Marfan&;s syndrome, Ehlers-Danlos syndrome, pseudoxanthoma elasticum, buphthalmos, high myopia and healed scleritis.', 'role': 'assistant'}]