A 29-year-old man is being taken to the operating room for surgical management of a comminuted femur fracture sustained in a motor vehicle accident. The patient is intubated, and a postintubation chest x-ray reveals that the tip of the endotracheal tube is 2 cm above the carina, and there is a small left apical pneumothorax. Mean arterial pressure is sustained in the 60s. Which of the following anesthetics is contraindicated?
A. Total intravenous anesthesia with propofol and fentanyl
B. 1 MAC sevoflurane
C. 1 MAC isoflurane
D. 1 MAC halothane
E. 0.5 MAC desflurane and 0.5 MAC nitrous oxide