This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
[{'content': "Patient can present with pyoderma gangrenosum in \nSelect and explain. \nA. Hodgkin's Lymphoma, B. Non-Hodgkin's Lymphoma, C. Mantle cell Lymphoma, D. MALToma", 'role': 'user'}, {'content': "Answer: B \nExplanation: In Non-Hodgkin's Lymphoma, Pyoderma gangrenosum may be the presentation.", 'role': 'assistant'}]