system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Use of nitrous oxide is contraindicated in all of the following surgeries, EXCEPT:
assistant
The correct answer is  Conditions in which nitrous oxide might be hazardous include, Air embolism Pneumothorax Acute intestinal obstruction Intracranial air (tension pneumocephalus following dural closure or pneumoencephalography) Pulmonary air cysts Intraocular air bubbles Tympanic membrane grafting Ref: Morgan, Jr. G.E., Mikhail M.S., Murray M.J. (2006). Chapter 7. Inhalation Anesthetics. In G.E. Morgan, Jr., M.S. Mikhail, M.J. Murray (Eds), Clinical Anesthesiology, 4e.