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The most common cause of upper airway obstruction in the post-anesthesia care unit is the residual effect of longer-acting neuromuscular blocking agents. The administration of a reversal agent diminishes this effect, but the optimal agent has not been established. In a recent study that included >10,000 patients, institutional change of the reversal agent from neostigmine to sugammadex did not affect the incidence of unplanned reintubation, prolonged mechanical ventilation, or pneumonia [1]....

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