What are the stages of bone cancer?

Bone cancer is divided into several stages, where each stage indicates the severity of cancer and the extent of its spread, and this helps in a proper diagnosis of the condition and the development of an accurate treatment plan.
Here are the four stages of bone cancer:
- Stage I: Bone cancer at this stage is in the bone cells only and has not spread to other areas.
- Stage II: Bone cancer does not spread at this stage, but it may become invasive and threaten the surrounding tissues.
- Stage III: In this stage, cancer has spread to one or more areas of the bone.
- Stage IV: Cancer spreads in this stage of cancer to the surrounding tissues and spreads to other organs such as the lungs or the brain.
At this stage, cancer may spread from the bones to other areas of the body through the blood or the lymphatic system. Here, other symptoms of cancer appear according to the area in which it has spread, in addition to the bone cancer Symptoms.