Synonyms Bone necrosis, bone death, Ahlbäck’s disease, aseptic bone necrosis, articular mouse, dissectate, osteochondritis dissecans, osteonecrosis, OD, dissecting osteochondrosis, osteochondrosis Definition Osteochondrosis dissecans (OD) is a disease that occurs frequently during growth and young adulthood and affects the knee joint in approximately 85% of cases. In the course of this disease, bone death occurs close … Osteochondrosis dissecans
Pathology Osteochondrosis dissecans is divided into different stages. These stages are mainly used for diagnostic purposes and are proven by X-ray examinations. For example, if a patient expresses stress-related pain, the X-ray examination can determine whether osteochondrisos dissecans is in its early stages or whether the disease is already more advanced. A total of three … Pathology | Osteochondrosis dissecans
Exclusion diseases Exclusionary diseases: Exclusionary diseases include Meniscus injury Patellar Tip Syndrome Chondromatosis Tumors Rheumatoid arthritis Reactive joint inflammation Osteochondral fractures (bone-cartilage fractures) Ossification disorders “Growth pain”/overload pain Classification X-ray stages according to Rodegerdts et al (1979): Stage I: Slumbering stage (detection only possible in MRI) Stage II: Significant brightening Stage III: Demarcation of the … Exclusion diseases | Osteochondrosis dissecans
At the elbow Osteochondrosis dissecans of the elbow is probably caused by a circulatory disorder of a part of the elbow bone. Another hypothesis is that osteochondrosis dissecans of the elbow is caused by an overload reaction of the bone as a result of extreme and frequent arm movements (e.g. during throwing movements during sports). … At the elbow | Osteochondrosis dissecans
Diagnosis by imaging techniques Sonography (ultrasound) is an easily available and suitable method for detecting knee joint effusion. Depending on the position of a free joint body, this can also be detected. X-rays can detect advanced osteochondrosis dissecans. Standard a. p. (from the front) and lateral x-rays are usually sufficient. The tunnel image according to … Diagnosis by imaging techniques | Osteochondrosis dissecans
Complications The usual surgical complication possibilities apply: Infection, bone infection, wound healing disorder Nerve injuries Thrombosis Pulmonary Embolism RecurrenceFailure of the operation = new joint mouse, renewed loosening of the cartilage bone fragment Early Arthrosis Prognosis Osteochondrosis dissecans is a serious disease of the knee joint. If left untreated, osteochondrosis dissecans belongs to the prearthroses, … Complications | Osteochondrosis dissecans