{Reference Type}: Case Reports {Title}: Enchondroma on Bone Scan and PSMA PET/CT in a Patient With Prostate cancer. {Author}: DeSai C;Flynt L;Tewari SO;Lu Y; {Journal}: Clin Nucl Med {Volume}: 49 {Issue}: 7 {Year}: 2024 Jul 1 {Factor}: 10.782 {DOI}: 10.1097/RLU.0000000000005205 {Abstract}: UNASSIGNED: A 54-year-old man with Gleason 9 prostate cancer with reported nodal and skeletal metastases was referred to us. Outside hospital reports described abnormal left proximal humerus activity on bone scan concerning for metastasis; however, concurrent PSMA PET/CT did not show activity in this lesion. Further review of the PET/CT images revealed characteristic features of enchondroma in the left humeral lesion.