Sliding Osteotomy for Deformity Correction Following Malunion of Volarly Displaced Distal Radial Fractures
Bibliographic record
Abstract
OBJECTIVE: To determine the outcome after a sliding osteotomy for deformity correction following malunion of volarly displaced distal radius fractures. DESIGN: Retrospective review of a consecutive patient series. SETTING: A university-affiliated, tertiary-care center. PATIENTS/INTERVENTION: Ten patients with symptomatic distal radius malunion following a volarly displaced distal radial fracture (Smith's fracture) were treated with an oblique sliding osteotomy and plate fixation, through a volar approach, without using an iliac crest bone graft. Five men and five women with an average age of 41.9 years were followed for an average of 2.7 years postoperatively. MAIN OUTCOME MEASUREMENTS: Range of motion, grip strength, Fernandez wrist score, radiographic parameters. RESULTS: At latest follow-up, wrist extension improved from an average of 37 degrees preoperatively to 70 degrees postoperatively (P = 0.002), wrist flexion improved from an average of 40 degrees to 65 degrees (P = 0.012), and supination improved from an average of 31 degrees to 68 degrees (P = 0.002). Postoperative radiographs revealed an average deformity correction of 10.6 degrees of volar tilt, 7.7 degrees of radial inclination, 5.8 mm of ulnar variance, and 10.4 mm of volar translation. Using the Fernandez point score (0-20) system, the average overall score improved from 10.5 preoperatively to 17.6 postoperatively (P = 0.0001). Functional outcome was rated as excellent or good in 9 of 10 patients and fair in 1 patient (who experienced residual problems due to persistent ulnar-sided pain). There were two reoperations (one hardware removal, one distal ulnar hemiresection). CONCLUSIONS: This method reliably restores distal radial anatomy, decreases pain, and improves supination without requiring iliac crest bone grafting.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.002 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.001 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".