PubMed · 14180052
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M BRICHARD. [POST-TRAUMATIC OSTEITIS].. https://pubmed.ncbi.nlm.nih.gov/14180052/
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Distal fracture of the radius is an injury to a complex joint that is comprised functionally of four partial joints and makes it possible for the hand to move in all directions. The injuries to bone and cartilage and to the stabilizing ligamentous structures and the surrounding soft tissue vary as functions of the impact responsible, the mechanism of injury, and any previous illnesses. The objectives of treatment are restoration of pain-free, unrestricted and lasting function of the wrist and lower arm and avoidance of the typical complications. Stable fractures are treated by conservative means, while unstable fractures with fragmentation are realigned in a closed procedure and then stabilized by internal or external fixation. In the case of fractures in bones affected by osteoporosis it is usually not necessary to make good a metaphyseal defect when specially adapted fixed-angle plates are used. Complex intraarticular AO type C3 fractures with multiple fragments frequently require a two-step procedure with primary closed realignment, an external fixator spanning the joint, and subsequent extensive diagnostic examinations to ascertain any concomitant injuries and allow a decision on the definitive treatment that is most suitable for the type of injury present.
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Recent PIP fractures are challenging trauma in terms of diagnosis as well as treatment. It must be remembered that the final outcome will have a considerable impact on the global finger and hand function. Immediate mobilization and rehabilitation are mandatory, and may justify a surgical approach and fixation in selected cases. A good understanding of the fracture type is essential and relies in good part on precise, focused and standardized radiographs. Non-displaced fractures are generally treated conservatively. In the proximal phalanx, the orientation of the fracture line dictates the stability of the fracture. Thus non-displaced fractures can occasionally be preventively stabilized, in order to allow early mobilization. Displaced fractures should always be anatomically reduced and surgically fixed. A temporary joint stabilization is optional. In the middle phalanx, one must consider palmar and dorsal fractures differently. Palmar fractures include a distal palmar plate avulsion. The degree of impaction will dictate the stability of the joint towards dorsal subluxation. Dorsal fractures include central slip avulsion of the extensor tendon. An antomical reduction and surgical fixation is mandatory to avoid a progressive boutonniere deformity. Prognosis of all the middle fractures is closely dependent on the degree of impaction. When direct osteosynthesis is not possible, distraction devices, bone graft or palmar plate reconstruction may be useful alternatives. In complex fractures, bone fixation and joint stabilization must be combined in order to prevent secondary displacement and joint instability.