This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Tumors, Subject name: Ophthalmology
[{'content': 'A 5 yr old boy presented with leukocoria in right eyeball diagnosed to be retinoblastoma involving full eyeball, while other eye had 2-3 small lesions in the periphery. What will be the ideal management for this patient? \nSelect and explain. \nA. Enucleation of both eyes, B. Enucleation of right eye & conservative management of the other eye, C. Enucleation of right eye and focal therapy of the other eye, D. 6 cycles of chemotherapy', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Enucleation is treatment of choice for group E tumors .involves more than half of retina , optic nerve and AC involved, glucoma present. Ref: ak khurana 6th edition', 'role': 'assistant'}]