This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Retina, Subject name: Ophthalmology
Resse Ellsworth classification is for which of the following conditions 
Select and explain. 
A. Hypertensive retinopathy, B. Optic nerve glioma, C. Retinoblastoma, D. Choroidal melanoma
C: Retinoblastoma
Answer: C: Retinoblastoma 
Explanation: Ans. (c) Retinoblastoma style="font-size: 1.04761904761905em; font-family: Times New Roman, Times, serif">Ref: ; Retina by Ryan, 5/e, p. 2114In the 1950's, the Reese-Ellsworth classification system was developed to predict the prognosis after treatment with radiation, but in 1990 the focus shifted from EBRT to chemotherapy and the classification followed now is ICRB).