San Francisco—Is there an association between exhaled nitric oxide levels and postoperative complications in children undergoing tonsillectomy? A pilot study has found that to be the case. The investigators noted that since exhaled nitric oxide is a biomarker of airway inflammation, there is a theoretical rationale for using the gas to predict postoperative events.
“Nitric oxide is endogenously produced in very small quantities by the lungs,” said Denis H. Jablonka, MD,