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
Diabetes mellitus can cause the following in the eye except: 
Select and explain. 
A. Cataract, B. Retinopathy, C. Anterior ischemic neuropathy, D. Neuroparalytic keratitis
D: Neuroparalytic keratitis
Answer: D: Neuroparalytic keratitis 
Explanation: Ans. Neuroparalytic keratitis