This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Ophthalmology
[{'content': 'All of the following can cause a white pupillary reflex except \nSelect and explain. \nA. Toxocara endophthalmitis, B. Retinal detachment, C. PHPV, D. Congenital Glaucoma', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Congenital glaucoma The most frequent cause of leukocoria is congenital cataract Mneumonic: imp ones can be remembered by " cat executes RAT on POLO white car." Cat for congenital cataract Rat for all retinal pathologies eg; retinoblastoma, ROP, RD, Retinal dysplasia. POLO for PHPV. White for white reflex.', 'role': 'assistant'}]