Copyright © Wolters Kluwer Health. Unauthorized reproduction of this article is prohibited. Transplantation Publish Ahead of Print DOI: 10.1097/TP.0000000000002306 1 Diagnosis of Acute Cellular Rejection Using Probe-Based Confocal Laser Endomicroscopy in Lung Transplant Recipients: a Prospective, Multicenter Trial Cesar A. Keller, MD, Andras Khoor, MD, PhD, Douglas A. Arenberg, MD, Michael A. Smith, MD, Shaheen U. Islam, MD Author Affiliations: Department of Transplantation (Dr Keller) and Department of Laboratory Medicine & Pathology (Dr Khoor), Mayo Clinic, Jacksonville, Florida; Pulmonary Diseases and Critical Care Medicine Department (Dr Arenberg), University of Michigan, Ann Arbor, Michigan; Norton Thoracic Institute (Dr Smith), Saint Joseph’s Hospital and Medical Center, Phoenix, Arizona; and Interventional Pulmonology, Division of Pulmonary, Critical Care and Sleep (Dr Islam), The Ohio State University, Columbus, Ohio. Reprints: Cesar A. Keller, MD, Lung Transplant Program, Mayo Clinic, 4500 San Pablo Rd, Jacksonville, FL 32224 (keller.cesar@mayo.edu Phone: 904-956-3271 Fax: 904-956-3262 Presented at the American Thoracic Society 2017 International Conference on May 2017, in Washington DC. Portions of this manuscript have been published in abstract form: Keller C, Arenberg DA, Smith M, Islam S. Probe-Based Confocal Laser Endomicroscopy in the Diagnosis of Acute Lung Rejection: Results of a Prospective Multicenter Trial. Am J Respir Crit Care Med. 2017;195:A7640 ACCEPTED