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
White pupillary reflex is seen in: March 2005 
Select and explain. 
A. Retrolental fibroplasia, B. Complete retinal detachment, C. Retinoblastoma, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: Ans. D: All of the above Leukocoria is an abnormal white reflection from the retina of the eye. Leukocoria is a medical sign for a number of conditions: Coats disease Congenital cataracts Corneal scarring Melanoma of the ciliary body Norrie disease Ocular toxocariasis Persistence of the tunica vasculosa lentis (PFV/PHPV) Retinoblastoma Retrolental fibroplasia.