This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2018, Subject name: Ophthalmology
Cause of sudden loss of vision in a diabetic is due to: 
Select and explain. 
A. Neovascular glaucoma, B. Central retinal aery occlusion, C. Vitreous hemorrhage, D. None of the above
C: Vitreous hemorrhage
Answer: C: Vitreous hemorrhage 
Explanation: Commonest cause of sudden loss of vision in a diabetic is vitreous hemorrhage Slow loss of vision in a diabetic is due to Cystoid macular edema Neovascular glaucoma