Definition Osteonecrosis (also known as bone necrosis, bone infarction) is an infarction of a whole bone or a part of a bone, which leads to the death of tissue (= necrosis). In principle, osteonecrosis can occur in any bone in the body (even in the big toe: Renander’s disease). However, there are some preferred localizations. … Osteonecrosis
Knee Osteonecrosis is also a typical disease for the knee, or the lower end of the thigh bone. If the knee is affected, the medical term is “Ahlbäck’s disease” (synonym: aseptic bone necrosis of the knee). The cause for the death of the bone substance is primarily a disturbance of the regular blood circulation of … Knee | Osteonecrosis
Pine The long-term intake of bisphosphonates can lead to the death of bone tissue in all bony structures. While this phenomenon is quite rare in the knee area, bisphosphonate-induced osteonecrosis in the jaw is more common. Furthermore, drugs from the steroid group are also suspected of provoking osteonecrosis of the jaw and knee. Patients suffering … Pine | Osteonecrosis
Therapy The therapy of choice for osteonecrosis depends on several factors. Sometimes it is sufficient to spare the affected part of the body for a while and not to burden it with weight, i.e. to treat it purely conservatively. Thanks to this resting period, spontaneous healing can often be achieved. In worse cases, however, only … Therapy | Osteonecrosis
Synonyms in the broadest sense forearm fracture, luxation fracture, forearm fracture Terminological origin The Monteggia fracture was named after the surgeon Giovanni B. Monteggia from Milan. He was the first to describe this special form of forearm fracture. Symptoms The disease often begins with the so-called falling asleep and “formication” (= tingling) on the tip … Monteggia fracture
Features The forearm consists of two bones: ulna and radius. In Monteggia fracture, unlike Galeazzi fracture (where the radius breaks), the ulna is broken. The bone breaks near the elbow joint. The bone that complements the forearm, the radius, is dislocated near the elbow joint. For this reason, Monteggia fracture therapy is particularly important Origin … Features | Monteggia fracture
