نتایج جستجو برای: ulnar variance

تعداد نتایج: 111369  

Journal: :Canadian journal of surgery. Journal canadien de chirurgie 2009
Loren Geller Mitchell Bernstein Alberto Carli Greg Berry Rudy Reindl Edward Harvey

BACKGROUND Fracture of the distal radius is a common injury. Many treatment options exist for the surgical management of extra-articular and intra-articular distal radius fractures. The best method of treatment for these fractures remains controversial. We sought to examine radiographic outcomes of patients treated with non-spanning external fixator (NSEF), open reduction and internal fixation ...

Journal: :Clinical orthopaedics and related research 2007
E E J Raven D Haverkamp R K Marti

Loading of the lunate in patients with Kienböck's disease and a negative ulnar variance provide the rationale for a radial shortening osteotomy. This osteotomy decreases forces transmitted from the radius to the lunate. We retrospectively reviewed 12 patients with Kienböck's disease who had 13 radial shortening osteotomies to ascertain whether the reported short- and medium-term results endured...

2014
Alvilde Dhainaut Kamil Daibes Adalsteinn Odinsson Mari Hoff Unni Syversen Glenn Haugeberg

BACKGROUND Bone mineral density (BMD) has been shown to be a consistent and independent risk factor for distal radius fracture. Inconsistent data have been reported on the association between BMD and severity of distal radius fracture. Our primary aim was to explore if there is an association between cortical BMD at the hand and the severity of fragility distal radius fracture. METHODS Consec...

2014
N. D. Clement A. D. Duckworth C. M. Court-Brown M. M. McQueen

Superelderly patients (≥80 years old) account for 20% of all distal radial fractures and are at an increased risk of malunion. The primary aim of this study was to identify predictors of malunion and the degree of improvement in the fracture position offered by closed manipulation of displaced distal radial fractures in the superelderly. We retrospectively identified 228 displaced distal radial...

2008
F. Schuind S. Eslami P. Ledoux

J Bone Joint Surg [Br] 2008;90-B:133-9. Kienböck’s disease is a form of osteonecrosis affecting the lunate. Its aetiology remains unknown. Morphological variations, such as negative ulnar variance, high uncovering of the lunate, abnormal radial inclination and/or a trapezoidal shape of the lunate and the particular pattern of its vascularity may be predisposing factors. A history of trauma is c...

2015
Ho-Wook Jung Hanpyo Hong Hong Jun Jung Jin Sam Kim Ho Youn Park Kun Hyung Bae In-Ho Jeon

BACKGROUND To evaluate risk factors of redisplacement and remind surgeons of key factors regarding conservative treatment of distal radius fracture. METHODS A total of 132 patients who received conservative treatment for distal radius fractures between March 2008 and February 2011 were included in this study. Radial inclination, radial length, volar tilting angle, ulnar variance, fragment tra...

Journal: :The Journal of the American Academy of Orthopaedic Surgeons 2001
C H Allan A Joshi D M Lichtman

Kienbock's disease, or osteonecrosis of the lunate, can lead to chronic, debilitating wrist pain. Etiologic factors include vascular and skeletal variations combined with trauma or repetitive loading. In stage I Kienbock's disease, plain radiographs appear normal, and bone scintigraphy or magnetic resonance imaging is required for diagnosis. Initial treatment is nonoperative. In stage II, scler...

Journal: :medical journal of islamic republic of iran 0
tannaz ahadi firoozgar hospital, iran university of medical sciences, tehran, iran. gholam reza raissi firoozgar hospital, iran university of medical sciences, tehran, iran. masood yavari panzdah khordad hospital, shahid beheshti university of medical sciences, tehran, iran. lobat majidi firoozgar hospital, iran university of medical sciences, tehran, iran.

background: two main muscles studied in the hand for evaluation of median nerve injuries are opponens pollicis (op) and abductor pollicis brevis (apb). however, riché-cannieu communicating branch (rccb) may limit the use of these muscles in electrodiagnosis. this condition is confusing in the case of median nerve injuries. this study was conducted to evaluate the prevalence of rccb.   methods: ...

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