from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A malignant tumor arising from connective tissues.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A type of malignant tumor of the bone, cartilage, fat, muscle, blood vessels, or other connective or supportive tissue.
from the GNU version of the Collaborative International Dictionary of English
- n. A tumor of fleshy consistence; -- formerly applied to many varieties of tumor, now restricted to a variety of malignant growth made up of cells resembling those of fetal development without any proper intercellular substance.
from The Century Dictionary and Cyclopedia
- n. In botany, a fleshy disk.
- n. In pathology, a tumor composed of tissue resembling embryonic connective tissue. The sarcomas are of varying, usually high, grades of malignancy.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a usually malignant tumor arising from connective tissue (bone or muscle etc.); one of the four major types of cancer
The term sarcoma is used when the tumor is malignant (cancerous).
Ewing sarcoma is a family of bone tumors that includes:
This bone sarcoma is responsible for about one-third of bone cancers in children.
Our clinical work in sarcoma — cancers involving muscle, bone, cartilage and tendons — are closely linked to the basic science conducted in the laboratory of Frederick G. Barr, MD, PhD and in surgery to the orthopaedic and general surgeons, and to the Radiation Oncology Program.
Childhood soft tissue sarcoma is a disease in which cancerous cells begin to grow in the soft tissues of a child's body.
When a sarcoma is found, more tests will be done to find out if the cancer cells have spread to other parts of the body.
IMT includes tumors with necrosis in up to 30\% 6, and encompasses tumors with recurrence in up to 31\% 6, so it is tempting to suggest that of the tumors we classified as sarcoma, at least the 7 low grade ones 3, most may have been considered by others as IMT, and conversely, that IMT is truly a low-grade sarcoma 7.
It is a common mistake with synovial sarcoma, which is rare, difficult to detect and can spread to the lungs before it gets caught.
Of the solid tumours the glioma and the sarcoma are the most common, and when they originate in the pigmented structures of the globe they present the characters of melanotic growths.
The following is an excerpt from a book I am working on about my daughter's battle against Ewing's sarcoma, which is an aggressive bone cancer that most often affects the young.