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: Forensic Medicine
[{'content': 'Atropine should never be started when the patient is cyanosed due to the danger of - \nSelect and explain. \nA. Cerebral edema, B. Respiratory arrest, C. Ventricular fibrillation, D. None of the above', 'role': 'user'}, {'content': 'Answer: C \nExplanation: When cyanosis is present, maximum oxygenation should be given\xa0before giving atropine to avoid increased risk of ventricular tachycardia associated with hypoxia.', 'role': 'assistant'}]