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: Unknown
Ocular symptom of Von Recklinghausen disease is 
Select and explain. 
A. Deformed anterior chamber with reduced angle of AC, B. Glaucoma, C. Choroidal hemangioma, D. Subretinal neovascularization
B: Glaucoma
Answer: B: Glaucoma 
Explanation: • NF-1 is the most common phakomatosis, affecting 1:4000 individuals, and presents in childhood.
• The gene locus is on 17q11.