What is bone cancer and what are its risk factors?

Very complex: There are numerous types of bone cancer. Some more severe than others each has its own cause and treatment. Some are curable and others are not. See an orthopedic oncology specialist.

Bone cancer: Bone cancer can be primary which is rare in adult population. Many bone cancer are actually secondary, i.e. metastasized from other primary cancers such lung, prostate, pancreatic cancers, etc. Some blood cancers such as multiple myeloma can have lytic bone disease presentation. Risk factors vary in each case.