Liquid Markers for Risk Stratification of Pulmonary Nodules, Ready for Prime Time? Yes!

Roger Y Kim¹, Catherine R Sears¹, Nicholas J Pastis¹

• ¹Division of Pulmonary, Allergy and Critical Care (R. Y. K.), Department of Medicine, University of Pennsylvania, Philadelphia, PA; the Division of Pulmonary, Critical Care, Sleep and Occupational Medicine (C. R. S.), Department of Medicine, Indiana University School of Medicine, Indianapolis, IN; the Division of Pulmonary Medicine (C. R. S.), Richard L. Roudebush Veterans Affairs Medical Center, Indianapolis, IN; and the Division of Pulmonary, Critical Care and Sleep Medicine (N. J. P.), Department of Internal Medicine, The Ohio State University College of Medicine, Columbus, OH.