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Introduction Fractures of the proximal ulna range in severity from simple olecranon fractures to complex Monteggia fractures or Monteggia-like lesions involving damage to stabilizing key structures of the elbow (i.e. coronoid process, radial
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combined with proximal ulna fracture, the exact time point to consider a chronic phase Monteggia fracture is ambiguous. Recent studies recommended over 4 weeks after injury as the dividing line for NMF, as malunion of the ulna had already formed ( 1 , 2
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sigmoid of the ulna, resulting in a fracture of the olecranon with various degrees of extension into the coronoid or the proximal ulnar shaft ( Fig. 4 ). Fig. 4 Lateral radiograph after a trans-olecranon fracture-dislocation. The radius may
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peripheral cartilage, interfaces with the convex surface of the humeral capitellum. Additionally, the lateral aspect and rim of the radial head articulate with the proximal ulna within the lesser sigmoid notch and with the lateral portion of the trochlea
Orthopaedic Surgery Working Group, Society of Junior Doctors, Athens, Greece
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University of Patras, School of Medicine, Patras, Greece
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NIHR Leeds Biomedical Research Center, Chapel Allerton Hospital, Leeds, UK
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.04.035 ) 65 Ismat A Rupp M Knapp G Heiss C Szalay G Biehl C . Treatment of proximal fifth metatarsal fractures with an ulna hook plate . Foot 2020 42 101653 . ( https://doi.org/10.1016/j.foot.2019.101653 ) 66 Kim JB Song IS Park BS Ahn
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. The epidemiology of fractures of the proximal ulna . Injury 2012 ; 43 : 343 – 346 . 2. Brolin TJ Throckmorton T . Olecranon fractures . Hand Clin 2015 ; 31 : 581 – 590 . 3. Gallucci GL Piuzzi
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of the radius and the ulna, bound together proximally by the proximal radioulnar joint (PRUJ), distally by the DRUJ and centrally by the IOM or middle radioulnar joint. 13 The IOM is a complex structure comprising both ligamentous and membranous
Department of Orthopaedics, Institute of Clinical Sciences, The Sahlgrenska Academy, University of Gothenburg, Göteborg, Sweden
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The Swedish National Patient Insurance Company, Stockholm, Sweden
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fracture S63.3 Ligament injury wrist, hand M24.2D Ligament instability wrist, hand S52.5 Distal radius fracture S52.6 Distal radius and ulna fracture M19.1D / M19.2D Post traumatic degenerative arthritis S63
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system being used. One major difference between these two procedures is that extensive proximal ulna visualisation needed for TEA is not required with elbow HA, making triceps-on approaches more attractive if the distal humerus fracture allows. These
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, pain is the most common symptom, followed by impending or actual pathological fractures in 10%-25% of patients. 5 Pathological fractures of the femur, 75% of which present in the proximal part, are roughly 3.5 times as common as fractures of the
