<prompt> Which of the following will not cause pupillary white reflex?RetinoblastomaGlaucomaCataractRetrolental fibroplasia  <response>: Glaucoma is not a cause of white pupillary reflex cats eye reflex. The patient should be evaluated immediately as an impoant differential diagnosis is retinoblastoma. Ref: A.K KHURANA 2005, In the book, Opthalmology, 3rd Edition, Newdelhi, Page 23, 170, 269 