This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Emergency Clinical Scenario, Subject name: Medicine
[{'content': 'Select the best initial treatment for a patient with Behcet syndrome and ocular involvement \nSelect and explain. \nA. Topical glucocoicoids to the oral ulcers and conjunctiva, B. Thalidomide, C. Systemic glucocoicoids and azathioprine, D. Intralesional interferon A', 'role': 'user'}, {'content': "Answer: C \nExplanation: Diagnostic Criteria of Behcet's Syndrome Recurrent oral ulceration Plus 2 of the following: Recurrent genital ulceration Ocular lesions Skin lesions Positive Pathergy test Rx: Condition Treatment Lesion in uveal/ oral cavity Topical Steroids CNS/ocular Systemic steroids Serious cases Thalidomide Recent study Apremilast(Phosphodiesterase-4 inhibitor) Mucocutaneous manifestations ,Ahritis Colchicine", 'role': 'assistant'}]