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: Pediatrics
[{'content': 'A 3–year-old boy is brought to the casualty by his mother with progressive shortness of breath for 1 day. The child has a history of bronchial asthma. On examination, the child is blue, gasping and unresponsive What will you like to do first – \nSelect and explain. \nA. Intubate, B. Administer 100 % oxygen by mask, C. Ventilate with bag and mask, D. Administer nebulised salbutamol', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The symptoms given by the child shows that he is suffering from life-threatening asthma.\nPresence of any of the following indicates life-threatening Asthma.\n\na) Cyanosis\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\nb) Silent chest\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\xa0\nc) Poor respiratory effects\nd) Altered sensorium\ne) Exhaustion, fatigue\xa0\xa0\xa0\xa0\xa0\xa0\xa0\nf) PEFR < 30 % of predicted and O2 saturation of < 90 %\nManagement of life-threatening asthma (status asthmaticus)\n\nImmediate O2 inhalation\nInjection of terbutaline or adrenaline (s.c.)\nInhalation of salbutamol or terbutaline and ipratropium\nInjection of hydrocortisone 10mg/kg.\n\n\nAfter the above-mentioned steps, an arrangement is made to transfer the patient to ICU.', 'role': 'assistant'}]