LETTERS TO THE EDITOR Prevention of

main-stem bronchus intubation with the EMG endotracheal tube I would like your readers to be aware of a complication that can occur with the electromyographic (EMG) endotra-cheal tube (ET) that is used in recurrent laryngeal nerve monitoring.1 Most of the publications to date deal with the efficacy of laryngeal nerve monitoring in preventing tem-porary or permanent weakness of the recurrent laryngeal nerve in thyroidectomy.2 Complications related to the tube itself have not been studied in detail. I have been using the tube for all thyroidectomies and parathyroidectomies over the past three years (more than 300 cases) and have found the tube to be of invaluable assistance. This is our first experience with a complication of right lower lobe lung collapse after insertion of an EMG ET