Osteosarcoma is a cancerous (malignant)
Osteosarcoma is the most common bone cancer in children. Average age at diagnosis is 15. Boys and girls are just as likely to get this
The cause is not known. In some cases, osteosarcoma runs in families. At least one gene has been linked to an increased risk. This gene is also associated with familial
Osteosarcoma tends to occur in the bones of the:
Shin (near the knee)
Thigh (near the knee)
Upper arm (near the shoulder)
Osteosarcoma occurs most commonly in large bones in the area of bone with the fastest growth rate. However, it can occur in any bone.
- Bone fracture (may occur after a routine movement)
- Limitation of motion
- Limping (if the tumor is in the leg)
- Pain when lifting (if the tumor is in the arm)
- Tenderness, swelling, or redness at the site of the tumor
Exams and Tests
Biopsy(at time of surgery for diagnosis)
- Blood tests
Bone scanto see if the cancer has spread to other bones CT scanof the chest to see if the cancer has spread to the lungs MRI scan PET scan
Treatment usually starts after a biopsy of the tumor is done.
Before surgery to remove the tumor,
Surgery is used after chemotherapy to remove any remaining tumor. In most cases, surgery can remove the tumor while saving the affected limb. This is called limb-sparing surgery. In rare cases, more involved surgery (such as amputation) is necessary.
You can ease the stress of illness by joining a
If the tumor has not spread to the lungs (pulmonary
- Limb removal
- Spread of cancer to the lungs
- Side effects of chemotherapy
When to Contact a Medical Professional
Call your health care provider if you have persistent bone pain, tenderness, or swelling.