This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Inhalational Anesthetic Agents, Subject name: Anaesthesia
[{'content': 'A child during anesthesia with Halothane and succincyl coA develops severe stiffness of masseters. What is the most probable diagnosis? \nSelect and explain. \nA. Neuroleptic malignant syndrome, B. Malignant hypehermia, C. Anaphylaxis, D. Halothane hepatitis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Malignant hypehermia is a condition that triggers a severe reaction to ceain drugs used as pa of anesthesia for surgery. Without prompt treatment, the disease can be fatal. The genes that cause malignant hypehermia are inherited. In most cases, no signs or symptoms of the condition exist until you are exposed to anesthesia. Malignant hypehermia is a genetic(autosomal dominant) hypermetabolic muscle disease. Triggering agents include Inhaled general anesthetics Ether Halothane Methoxyflurane Enflurane Isoflurane Desflurane Sevoflurane Depolarizing muscle relaxants Succinylcholine', 'role': 'assistant'}]