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Legg-Calve-Perthes Disease 

 

What is Osteonecrosis?Osteonecrosis literally means “dead bone.” It most often refers to a form of arthritis in which one of the bones of a joint is affected by osteonecrosis, leading to arthritis in the joint. Osteonecrosis is known by many other names, such as avascular necrosis or ischemic necrosis. Osteonecrosis occurs because of a decrease in blood supply to specific parts of bones. This decreased circulation causes cells in the bone and bone marrow to begin to die. ...


Osteonecrosis as related to Bones, Joints and Muscles