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
Synonyms Bone necrosis of the sesamoid bone Introduction Renander’s disease is a disease that leads to the death (necrosis) of bone or parts of bone. Renander’s disease specifically refers to the death of the sesamoid bone of the big toe. The basis is a so-called bone infarction, which leads to a reduced supply of nutrients … Renander’s disease
Symptoms Bone necroses are classified according to the affected joint or bone on the one hand and the cause on the other. Therapy The treatment of bone necrosis of the sesamoid bone depends on the severity and extent of the damaged bone material. In addition, there are different forms of bone necrosis, which must also … Symptoms | Renander’s disease
