Volume 143, Issue 3, Pages 858-861 (March 2013) Organizing Pneumonia as a Side Effect of Ipilimumab Treatment of Melanoma Igor Z. Barjaktarevic, MD, Nida Qadir, MD, Anu Suri, MBBS, Jean T. Santamauro, MD, FCCP, Diane Stover, MD, FCCP CHEST Volume 143, Issue 3, Pages 858-861 (March 2013) DOI: 10.1378/chest.12-1467 Copyright © 2013 The American College of Chest Physicians Terms and Conditions
Figure 1 A, Chest radiograph on admission with bilateral patchy infiltrates, predominant in lower lung regions. B, Representative CT scan of chest 24 h after the admission showing extensive bilateral consolidation. C, Transbronchial biopsy specimen from right middle lobe showing intraalveolar granulation tissue with myofibroblasts and collagen consistent with organizing pneumonia; Masson bodies can be seen in the insert image (hematoxylin and eosin, original magnification ×100; inset, ×200). D, Repeat CT scan of chest 6 weeks after the admission with significant improvement of parenchymal changes. CHEST 2013 143, 858-861DOI: (10.1378/chest.12-1467) Copyright © 2013 The American College of Chest Physicians Terms and Conditions