Introduction Osteonecrosis is the dying off of the bone. This is theoretically possible all over the body, but the knee is one of the most frequently affected joints. Women are slightly more frequently affected than men (ratio about 3:1). Causes A subdivision of osteonecrosis is performed in septic and aseptic manner. An infection of the … Osteonecrosis in the knee
Ahlbaeck disease Ahlbaeck’s disease is the name for osteonecrosis of the medial femoral condyle. The part of the knee joint formed by the thigh is the affected structure here. It manifests itself through diffuse pain, which usually increases rapidly. This does not result in fragments of cartilage–bone splintering into the joint cavity as in osteochondrosis … Ahlbaeck disease | Osteonecrosis in the knee
Diagnosis Physical examination is the beginning of the diagnosis. In addition to pressure pain over the affected area, joint effusions or swellings may sometimes be noticed. If an articular mouse (dislocation, detached fragment) becomes stuck, the movement of the knee is painfully restricted. An X-ray is taken for the first imaging. In early stages, this … Diagnosis | Osteonecrosis in the knee
Prognosis In children the prognosis is very good. Due to their growth potential, osteonecroses heal very well when they are spared. The prognosis for aseptic bone necrosis depends very much on the stage of the disease. In early stages, the knee is fully functional after adequate therapy. In later stages or severe courses, the prognosis … Prognosis | Osteonecrosis in the knee
