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': 'Which of the following is characteristically associated with proliferative diabetic retinopathy: September 2011 \nSelect and explain. \nA. Cotton wool spots, B. Papilloedema, C. Soft exudates, D. Neovascularization', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D: Neovascularization In proliferative diabetic retinopathy, the neovascularization arises from the optic nerve head; there is neovascularization of the disc and along the large vessels, as well as neovascularization elsewhere', 'role': 'assistant'}]