Did you know that inherited cancer gene mutations in TP53, RB1, NF1, APC, KIT, and PDGFR can raise the risk for certain sarcomas? In fact, one in ten people with osteosarcoma have an inherited cancer risk gene mutation. If you are a sarcoma patient, you may want to consider genetic testing. We ask that you also consider joining our CAUSAL study through which we trying to learn more about sarcoma patients. No travel to our center is needed, and everything can be done online. Participating in this