Cystic fibrosis with bronchiectasis, apical disease. Source: Section 1. Diagnosis of Respiratory Disorders, Harrison's Principles of Internal Medicine, 18e Citation: Longo DL, Fauci AS, Kasper DL, Hauser SL, Jameson J, Loscalzo J. Harrison's Principles of Internal Medicine, 18e; 2012 Available at: http://accesspharmacy.mhmedical.com/DownloadImage.aspx?image=/data/books/harr/harr_c1034f033.jpg&sec=40737615&BookID=331&ChapterSecID=40727031&imagename= Accessed: December 25, 2017 Copyright © 2017 McGraw-Hill Education. All rights reserved