Interesting ImagesInfected Mediastinal Bronchogenic Cyst Mimicking Malignancy on FDG PET/CTZhang, Jun BM*,†; Ni, Yiming MD‡; Dong, Aisheng MD§Author Information From the *Department of Cardiothoracic Surgery, The First Affiliated Hospital of Medical College of Zhejiang University, Hangzhou †Department of Cardiothoracic Surgery, The Second Affiliated Hospital, Jiaxing University, Jiaxing ‡Department of Cardiothoracic Surgery, The First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, Zhejiang Province §Department of Nuclear Medicine, Changhai Hospital, Second Military Medical University, Shanghai, China. Received for publication September 13, 2019; revision accepted September 23, 2019. Conflicts of interest and sources of funding: none declared. Correspondence to: Yiming Ni, MD, Department of Cardiothoracic Surgery, The First Affiliated Hospital, Zhejiang University School of Medicine, #79 Qingchun Rd, Hangzhou 310000, Zhejiang Province, China. E-mail: firstname.lastname@example.org. Online date: December 24, 2019 Clinical Nuclear Medicine: February 2020 - Volume 45 - Issue 2 - p 172-173 doi: 10.1097/RLU.0000000000002860 Buy Metrics Abstract A 51-year-old man presented with cough and pain in his upper chest for 1 week. Chest CT showed an ill-defined right paratracheal mass with slight enhancement in the upper mediastinum. A FDG PET/CT was performed showing focal increased FDG uptake with SUVmax of 4.7 in the mass. The mass was excised surgically. Histopathologic examination revealed infected bronchogenic cyst. Copyright © 2020 Wolters Kluwer Health, Inc. All rights reserved.