bone, cases Week 33: Case 5 April 26, 2023 pathadmin 1. Presented by Edward McCarthy, M.D. and prepared by Orin Buetens, M.D.A 20 year-old man had a painful swelling over the midshaft of his tibia for three months. A radiograph demonstrated a radiodense surface lesion surrounding the metadiaphysis of the tibia. Some of the density was characterized by a ring and stippled pattern./images/Case5.5.jpg/images/Case5.5a.jpg/images/Case5.5b.jpg/images/Case5.5c.jpg/images/Case5.5d.jpgChondrosarcomaPeriosteal chondromaPeriosteal osteosarcoma Loading...