Interesting ImagesAdvanced Case of Achalasia That Appeared on 68Ga–Prostate-Specific Membrane Antigen PET/CTShakeri, Sara MD*; Farahmandfar, Fatemeh MD*; Gholami, Golnaz MD*; Norouzbeigi, Nasim MD†; Sadeghi, Ramin MD*Author Information From the *Nuclear Medicine Research Center, Mashhad University of Medical Sciences †Nuclear Medicine Department, Razavi Hospital, Imam Reza International University, Mashhad, Iran. Received for publication September 13, 2019; revision accepted October 6, 2019. Conflicts of interest and sources of funding: none declared. Correspondence to: Ramin Sadeghi, MD, Nuclear Medicine Research Center, Mashhad University of Medical Sciences, Mashhad, Khorasan Razavi, Iran. E-mail: email@example.com; firstname.lastname@example.org. Online date: January 30, 2020 Clinical Nuclear Medicine: April 2020 - Volume 45 - Issue 4 - p 301-302 doi: 10.1097/RLU.0000000000002881 Buy Metrics Abstract We report a known case of severe achalasia that appeared on 68Ga–prostate-specific membrane antigen (PSMA) PET/CT. The patient was a known case of high-grade transitional cell carcinoma and suspicious diagnosis of prostate cancer referred for 68Ga-PSMA PET/CT. 68Ga-PSMA PET/CT showed linear increased activity in the esophageal wall as well as a distended esophagus. Copyright © 2020 Wolters Kluwer Health, Inc. All rights reserved.