This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacterial infections, Subject name: Dental
[{'content': 'Following is a bacterial infection \nSelect and explain. \nA. Pyoderma gangrenosum, B. Impetigo herpitformis, C. Pitted keratolysis, D. Mycosis fungoides', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Pitted keratolysis shallow pits on palms and soles causative organism: coryneform bacteria most common in: hyperhidrotics, marshy lands, housewives treatment: topical antibacterials pyoderma gangrenous: neutrophilic dermatosis of skin and mucous membranes impetigo herpitiformis: pustular psoriasis of pregnancy mycosis fungicides: cutaneous T cell lymphoma iadvl textbook of dermatology page 237', 'role': 'assistant'}]