This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: JIPMER 2018, Subject name: Forensic Medicine
[{'content': 'Itai - Itai disease is caused by: \nSelect and explain. \nA. Mecury toxicity, B. Cadmium toxicity, C. Lead toxicity, D. Arsenic toxicity', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Cadmium poisoning causes itai-itaidisease which is also known as ouch ouch disease due to cadmium contaminated water. Cadmium poisoning also causes other signs and symptoms like yellowing of teeth(Cadmium ring formation) and chronic renal failure.', 'role': 'assistant'}]