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
Optic atrophy is not seen in: 
Select and explain. 
A. Retinitis pigmentosa, B. Methanol poisoning, C. Central retinal aerial occlusion (CRAO), D. Polypoidal choroidal vasculopathy
D: Polypoidal choroidal vasculopathy
Answer: D: Polypoidal choroidal vasculopathy 
Explanation: Answer- D. Polypoidal choroidal vasculopathyRetinitis pigmentosa, Methanol poisoning and Central retinal aerial occlusion (CRAO) can lead to optic atrophy.Occurs secondary to retinal disease (disease of inner retina or its blood supply)Its ascending type of optic atrophy.Causes:Retinitis pigmentosaCRAOExtensive retino choroiditis