This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General Considerations - Infectious Diseases, Subject name: Pediatrics
[{'content': 'Warthin Finkeldey giant cells are seen in: \nSelect and explain. \nA. Mumps, B. Rubella, C. Measles, D. Polio', 'role': 'user'}, {'content': "Answer: C \nExplanation: c. Measles(Ref: Nelson's 20/e p 1542-1547, Ghai 8/e p 213-214)Fusion of infected cells results in multinucleated giant cells, the Warthin-Finkeldey giant cells that are pathognomonic for measles, with up to 100 nuclei and intracytoplasmic and intranuclear inclusions.", 'role': 'assistant'}]