This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Vitamins and Minerals, Subject name: Biochemistry
[{'content': "Selenium deficiency causes: \nSelect and explain. \nA. Menke's disease, B. Wilson's disease, C. Keshan disease, D. Kashinbeck disease", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. (c) Keshan disease* Keshan disease is an endemic cardiomyopathy found in children and young women of Chinese regions due to dietary deficiency of selenium.* Kashin beck disease: Occurs due to selenium toxicity/selenosis. It is characterized by hair loss, brittle nail, garlic breath odor, rashes, myopathy and nervous system abnormality.', 'role': 'assistant'}]