Pulmonary Nodule Primer

Edward M. Omron MD, MPH, FCCPAlta Bates Summit

Popcorn calcification of Hamartoma

16 mm Nodule demonstrating lobulated and spiculated margins(Adenocarcinoma)

CT scan shows eccentric dense calcification in a right lower lobe carcinoid tumor.

Winer-Muram H T Radiology 2006;239:34-49

©2006 by Radiological Society of North America

CT scan in an 80-year-old man shows a 2.2-cm-diameter nodule in the left upper lobe with eccentric calcification.

Winer-Muram H T Radiology 2006;239:34-49

©2006 by Radiological Society of North America

PA/Lateral CXR highlighted where nodules are most commonly missed

• References– AJR 2007; 188: 57-68– Radiographics 2000; 20:43-58– Radiographics 2000;20: 59-66– AJR 2007; 188:s5-s6