This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anaesthesia, Subject name: Pharmacology
[{'content': 'The administration of succinylcholine to a paraplegic patient led to appearance of dysarrythmias, conduction abnormalities and finally cardiac arrest. The most likely cause is: \nSelect and explain. \nA. Hypercalcemia, B. Hyperkalemia, C. Anaphylaxis, D. Hypermagnesemia', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. (B) Hyperkalemia(Ref: Katzung 11th/e p460)Succinylcholine can cause hyperkalemia especially in patients with nerve and muscle disorders. Therefore it is contra-indicated in patients with nerve diseases (like paraplegia, hemiplegia and Guillain barre syndrome) and muscle diseases (muscular dystrophy, myasthenia gravis, crush injury, burns and rhabdomyolysis).', 'role': 'assistant'}]