This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunomodulators, Subject name: Pharmacology
[{'content': 'Bevacizumab is used in: \nSelect and explain. \nA. Diabetic retinopathy, B. Glaucoma, C. Diabetic nephropathy, D. Neuropathy', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Bevacizumab is the trade name of Avastin - an angiogenesis inhibitor. It is a monoclonal antibody that blocks angiogenesis by inhibiting VGRF-A. In diabetic retinopathy, there will be blood vessel growth and proliferation due to VGRF which is inhibited by bevacizumab It is used for the treatment of colorectal cancer, lung cancer, breast cancer, renal cancer, diabetic retinopathy REF KD Tripathi 8th ed', 'role': 'assistant'}]