The Multidisciplinary Care Blueprint

If you are diagnosed with a bone sarcoma, your treatment will rarely rely on just one doctor or one method. Because these tumors are complex, your care is managed by a multidisciplinary team—a collaborative squad of specialists who map out your treatment blueprint together.

• Neoadjuvant vs. Adjuvant Chemotherapy: For tumors like osteosarcoma, microscopic cancer cells called micrometastases may have drifted to other parts of the body (most commonly the lungs), even if they don’t show up on initial scans. To counter this, treatment typically begins with neoadjuvant chemotherapy (chemo given before surgery) to shrink the main tumor and kill wandering cells. This is followed by surgery, and then adjuvant chemotherapy (chemo given after surgery) to clean up any remaining cells.
• Limb-Sparing Surgery: Orthopedic oncologists can often avoid amputation by performing complex limb-sparing operations. They remove the tumor while preserving vital nerves and blood vessels, replacing the missing bone with an allograft or an internal prosthetic joint.
• Targeted Radiation: While bone sarcomas are generally resistant to standard radiation, highly precise methods like Proton Therapy are used if a tumor cannot be fully cut out. This method uses heavy particles to destroy cancer cells while sparing the healthy tissues nearby.

In Plain English:

• Micrometastases: Tiny groups of cancer cells that have detached from the main tumor and traveled through the bloodstream, too small to be seen on standard imaging.
• Neoadjuvant: Treatment given as a first step to shrink a tumor before the main treatment (usually surgery) takes place.
• Allograft: A tissue graft taken from a donor of the same species to replace damaged bone.

Source: MD Anderson – Childhood Osteosarcoma Treatment

Disclaimer: The Cyrus Desai Charitable Foundation provides this information for educational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your oncologist or other qualified health provider with any questions you may have regarding a medical condition.