This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nose and paranasal sinuses, Subject name: ENT
[{'content': 'A child has retained disc battery in the nose.What is the most impoant consideration in the management? \nSelect and explain. \nA. Battery substance leaks and cause tissue damage, B. It can lead to tetanus, C. Refer the child to a specialist for removal of battery, D. Instill nasal drops', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Most impoant consideration in thr management of retained disc battery in the nose of a child is the leakage of battery substance leading to tissue damage. Ref Dhingra 6/e,p 161.', 'role': 'assistant'}]