This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: dermatology and infectious disease, Subject name: Pathology
[{'content': 'Hutchinson triad includes all Except \nSelect and explain. \nA. Sabre shin, B. Eighr nerve deafness, C. Upper incisor teeth, D. Interstitial keratitis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: It is a common pattern of presentation for congenital syphilis and consists of three phenomena: interstitial keratitis, malformed teeth (Hutchinson incisors and mulberry molars), and eighth nerve deafness. There may also be a deformity on the nose known as saddle nose deformity.', 'role': 'assistant'}]