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‘Grade’ of the tumor is a histological calculation of the aggressiveness of a malignant tumor (more specifically, its ability to metastasize, i.e. the ability to spread to other regions of the body).

Cancer is a general term used for a group of disorders, which manifest in most cases as an abnormal mass/lump/swelling formed due to abnormal cells that multiply uncontrollably, and which have the potential to invade other tissues, both local and distant.

Sarcoma is a class of cancer arising from connective tissue, which includes bone, muscle, fat tissue, etc. The other major classes of cancer are carcinoma, lymphoma, leukaemia, etc.

Surgery has a very important role in the management of bone sarcomas. Without surgery, most of these diseases would start growing again, soon after the radiotherapy and/or chemotherapy treatment is over.

Chemotherapy is one of the foundations of modern bone sarcoma treatment and has revolutionized the management of chemo-sensitive tumors like Osteosarcoma, Ewing’s sarcoma, etc.

Radiotherapy is another treatment modality, which is very useful in cancer treatment. Radiotherapy uses a certain type of energy called as ionizing radiation