Cavitary Pulmonary Nodules: The “Cheerio Sign”
“.” Annals of the American Thoracic Society, 21(2), pp. 351–353 Correspondence and requests for reprints should be addressed to John W. Kreit, M.D., Department of Pulmonary, Allergy, Critical Care, and Sleep Medicine, University of Pittsburgh Medical Center Health System, NW 628 UPMC Montefiore, 3459 Fifth Avenue, Pittsburgh, PA 15213. E-mail: [email protected]. Author Contributions: All authors contributed to preparation of this manuscript. This article has a data supplement, which is accessible from