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: Anaesthesia
[{'content': 'Hyperkalemia is seen with succinylcholine , in all of the following cases except \nSelect and explain. \nA. Tetanus, B. Burns, C. Myasthenia gravis, D. Muscular dystrophy', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Myasthenia gravis patients are resistant to action of succinylcholine, since depolarizing blocker cannot act in them.', 'role': 'assistant'}]