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
Hundred day glaucoma is associated with: 
Select and explain. 
A. Neovascular glaucoma, B. CRAO, C. CRVO, D. Steroid-related glaucoma
C: CRVO
Answer: C: CRVO 
Explanation: Ans. C: CRVO Occurrence of neovascular glaucoma in many patients with CRVO is observed in a span of three months, or 100 days, from the onset of occlusion. Diabetes is a primary risk factor for CRVO, along with elevated blood cholesterol, and high blood pressure. CRVO is an acute event