Posted in Web Chondrosarcoma: Symptoms, Causes, Diagnosis, Treatment January 27, 2021 Most of the time, chondrosarcoma shows up in the thigh bone, upper arm bone, shoulders, ribs, or pelvis. It doesn’t happen often, but you can get it in the muscles, nerves, and other soft tissue … https://www.webmd.com/cancer/what-is-chondrosarcoma