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': 'Enlarged corneal nerves may be seen in all of the following except – \nSelect and explain. \nA. Keratoconus, B. Herpes simplex keratitis, C. Leprosy, D. Neurofibromatosis', 'role': 'user'}, {'content': "Answer: B \nExplanation: Enlarged corneal nerves \nEnlarged corneal nerves appear in several conditions; the most important to recognize is the dominantly inherited multiple endocrine neoplasia syndrome type 2B (MEN type 2B).\nOther causes of enlarged corneal nerves include :-\n\nKeratoconus\nAdvanced age\nNeurofibromatosis\nKeratoconjunctivitis sicca\nLeprosy\nFuchs' endothelial dystrophy\nIchthyosis\nCongenital glaucoma\nRefsum's disease\nAcanthamoeba keratitis\nTrauma\nFailed corneal graft\nHereditary ectodermal dysplasia", 'role': 'assistant'}]