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: Pathology
[{'content': 'According to Hoyme et al classification of hemihyperplasia, Hemifacial hyperplasia involves: \nSelect and explain. \nA. Half the body, B. Single limb, C. One side of face, D. None', 'role': 'user'}, {'content': "Answer: C \nExplanation: Hoyme et al (1998) provided an anatomic classification of hemihyperplasia:\xa0\n\nComplex hemihyperplasia is the involvement of half of the body (at least one arm and one leg); affected parts may be contralateral or ipsilateral.\nSimple hemihyperplasia is the involvement of a single limb.\nHemifacial hyperplasia is the involvement of one side of the face.\n\nRef: Shafer's textbook of oral pathology 7th edition page 14", 'role': 'assistant'}]