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': 'Tuberculides are seen in - \nSelect and explain. \nA. Lupus vulgaris, B. Scrofuloderma, C. Lichen scrofulosorum, D. Erythema nodosum', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Tuberculoses are a group of eruptions usually symmetrically distributed as a result of internal focus of tuberculosis. Is is due to reactionary pattern to the hematogenous spread of bacilli in persons with high degree of immunity types of tuberculides: lichen scrofulosorum papulonecrotic tuberculides erythema nodosum erythema induratum diagnosis: clinical tuberculin reaction -positive histology: tuberculoid granulomas with multinucleated gaint cells Demonstration of acid fast bacilli in lesion culture - confirmatory treatment:att iadvl textbook of dermatology,page248', 'role': 'assistant'}]