This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Glaucoma, Subject name: Ophthalmology
[{'content': 'The laser procedure, most often used for treating iris neovascularization is - \nSelect and explain. \nA. Goniophotocoagulation, B. Laser trabeculoplasty, C. Panretinal photocoagulation (PRP), D. Laser iridoplasty', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Panretinal photocoagulation is used to prevent fuher neovascularization Ref:Comprehensive ophthalmology-AK Khurana 6th edition chapter-10 page no:250 Ref:Comprehensive ophthalmology-AK Khurana 6th edition chapter-10 page no:250', 'role': 'assistant'}]