Interesting ImagesTherapy Control in a Patient With an Inflammatory Abdominal Aneurysm Potential Pitfalls in PET/CT ImagingHusmann, Lars MD*; Huellner, Martin W. MD*; Hasse, Barbara MD†Author Information From the *Department of Nuclear Medicine †Division of Infectious Diseases and Hospital Epidemiology, University Hospital of Zurich/University of Zurich, Zurich, Switzerland. Received for publication September 17, 2019; revision accepted February 16, 2020. Conflicts of interest and sources of funding: none declared. Correspondence to: Lars Husmann, MD, Department of Nuclear Medicine, University Hospital Zurich, Raemistrasse 100, CH-8091 Zurich, Switzerland. E-mail: email@example.com. Online date: April 23, 2020 Clinical Nuclear Medicine: June 2020 - Volume 45 - Issue 6 - p e288-e289 doi: 10.1097/RLU.0000000000003036 Buy Metrics Abstract We present a case of inflammatory abdominal arterial aneurysms, which demonstrates the potential usefulness of PET/CT with 18F-FDG in long-term monitoring of this disease, but also demonstrates potential pitfalls in abdominal arterial aneurysm imaging with PET/CT. Imaging may be challenged as the initial presentation prior to therapy may mimic an infected aneurysm. Follow-up images may be mistaken for vascular graft infection or persistent disease. Copyright © 2020 Wolters Kluwer Health, Inc. All rights reserved.