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: Anaesthesia
[{'content': 'VAT in mechanical ventilation stands for ? \nSelect and explain. \nA. Ventilator associated trauma, B. Ventilator associated treatment, C. Ventilator associated tracheobronchitis, D. None of the above', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Ventilator associated tracheobronchitis (Ref: Nosocomial andVentilator-Associated Pneumonia p.14) VAT (Ventilator associated tracheobronchitis) & VAP (Ventilator associated pneumonia) are nosocomial lower respiratory tract infections common in patients who are on ventilator for long periods of time.", 'role': 'assistant'}]