Image Diagnosis: Interesting Chest Radiographs from the Emergency Department

L Paige Sokolsky, MD, is an Emergency Medicine Resident in the Stanford/Kaiser Emergency Medicine Residency Program. E-mail: sokolsky@stanford.edu. Gus M Garmel, MD, FACEP, FAAEM, is a Senior Emergency Medicine Physician at the Santa Clara Medical Center, Co-Program Director of the Stanford/Kaiser Emergency Medicine Residency Program, and Clinical Associate Professor of Emergency Medicine (Surgery) at Stanford University. He is also a Senior Editor for The Permanente Journal. E-mail: gus.garmel@kp.org. Figure 1. Left upper lobe pneumonia Lobar pneumonia seen on chest x-ray results in a somewhat homogenous opacification of the lung with ill-defined margins.1 Air bronchograms are present in the image on the left. The lateral film demonstrates decreased retrosternal clear space and increased opacity at the level of the aortic arch (image on right).