bone, cases Week 330: Case 2 April 26, 2023 pathadmin 1. Presented by Edward McCarthy, M.D. and prepared by Julie M. Wu, M.D.A 30 year-old man had pain in his shoulder. A radiograph demonstrated a surface lesion in the proximal humerus.images/jmw110507/2.1.jpgimages/jmw110507/2.2.jpgimages/jmw110507/2.3.jpgimages/jmw110507/2.4.jpgPeriosteal chondromaSurface chondrosarcomaEnchondromaSynovial chondromatosis Loading...