What is chondroblastic osteosarcoma?
it is a malignancy of the jaw. chondroblastic osteosarcoma contains atypical cells making atypical cartilage and bone. inside the oral cavity is shows widening of the PDL, which has been decalcified and replaced by cartilage.
Where does osteosarcoma originate from?
Osteosarcoma is a malignant cancer of osteocytes or bone cells. The cancer may come from osteoblasts (the cells that lay down new bone), osteocytes (the cells that maintain the bone, but these are rare) or osteoclasts (the cells that tear up old bone). In dogs, the most common sites for an osteosarcoma are "away from the elbow, towards the knee" - in the humerus (upper arm bone) by the shoulder blade, in the radius (lower…
What does bone cancer do?
Although bone cancer does not have a clearly defined cause, researchers have identified several factors that increase the likelihood of developing these tumors. Osteosarcoma occurs more frequently in people who have had high-dose external radiation therapy or treatment with certain anticancer drugs; children seem to be particularly susceptible. A small number of bone cancers are due to heredity. For example, children who have had hereditary retinoblastoma (an uncommon cancer of the eye) are at a…
Where lipoma does not occur?
Bone. A tumor relating to bone tissue would be called an osteoma, or plural form osteomata. These are usually benign and have tendency to form mostly on the skull as bone growing on bone, but can grow on other tissues. An osteosarcoma is a malignant (dangerous, cancerous) growth that typically forms during the adolescent rapid growth phase . Osteosarcoma is the deadliest form of cancer in adolescents, and many times involves the knee. Average age…
Are sarcomas hederetary?
Sarcomas are cancers of the various types of connective tissue we have such as adipose/fat tissue (liposarcomas) bone (osteosarcoma), or skeletal muscle (rhabdomyosarcoma). There are certain genetic conditions that can predispose an individual to developing sarcomas, but I doubt most sarcomas happen that way since most of these inherited conditions are uncommon.
Why does a dog limp?
Dogs limp due to pain - they are trying to keep their body weight off the painful limb and this changes how they walk, resulting in a limp. Causes of pain in the limb vary from injury (strained tendon, for example) to illness (such as infectious arthritis) to degenerative disease (chronic sterile arthritis) to cancer (osteosarcoma).