Radiation therapy

  Bone Cancer: Complete 2025 Guide Types • Symptoms • Diagnosis • Treatment • Survival Rates Primary bone cancer (cancer that starts in the bone) is rare but serious. This comprehensive guide explains the main types, warning signs, modern diagnostic methods, current treatment options, and realistic survival statistics. What Is Primary Bone Cancer? Primary bone cancer begins in bone or cartilage cells. It is different and much rarer than secondary (metastatic) bone cancer, which spreads to bone from cancers like breast, prostate, or lung. Key fact: Only about 3,000–4,000 new cases of primary bone cancer are diagnosed each year in the United States — less than 0.2% of all cancers. Main Types of Primary Bone Cancer ...