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Periacetabular osteotomy for the treatment of dysplastic hip with Perthes-like deformities
Tsuyoshi Shinoda1, Masatoshi Naito, Yoshinari Nakamura
1Department of Orthopaedic Surgery, Fukuoka University School of Medicine, 7-45-1 Nanakuma, Jonan-ku, Fukuoka, 814-0180, Japan. md040007@cis.fukuoka-u.ac.jp
Insights
Periacetabular osteotomy effectively treats dysplastic hip with Perthes-like deformities, significantly improving clinical outcomes and radiographic evaluations. This procedure offers good results for adult patients with these specific hip conditions.
Area of Science:
- Orthopedic Surgery
- Hip Dysplasia Research
- Pediatric Orthopedics
Background:
- Dysplastic hip with Perthes-like deformities presents residual challenges.
- Adult treatment options for these deformities require evaluation.
Purpose of the Study:
- To assess the clinical and radiographic outcomes of periacetabular osteotomy in adults with dysplastic hip and Perthes-like deformities.
- To evaluate the effectiveness of periacetabular osteotomy without combined femoral osteotomies.
Main Methods:
- Retrospective evaluation of 17 hips in 16 patients.
- Preoperative Stulberg classification for deformity grading.
- Average follow-up of 6.6 years.
- Assessment of Harris hip scores and range of motion.
Main Results:
- Significant improvement in average Harris hip score from 68.2 to 91.1.
- Radiographic evaluations showed significant postoperative improvements.
- Class IV hips had lower postoperative Harris hip scores compared to Class II or III.
Conclusions:
- Periacetabular osteotomy yields good clinical and radiographic results for dysplastic hip with Perthes-like deformities in adults.
- The procedure is effective without the need for combined femoral osteotomies.
Abstract:
We retrospectively evaluated 17 hips in 16 patients who underwent a periacetabular osteotomy for the treatment of dysplastic hip with Perthes-like deformities. These residual deformities were graded using the Stulberg classification system. There were three class II hips, 11 class III hips and three class IV hips preoperatively. The average age of the patients at surgery was 36.9 years and the average follow-up was 6.6 years. The average Harris hip score significantly improved from the preoperative value of 68.2 points to 91.1 points postoperatively. The average postoperative range of motion in all directions did not change significantly from the preoperative value. The average postoperative Harris hip score of class IV hips was smaller than that of the class II or class III hips. The standard radiographic evaluations also showed significant improvements postoperatively. Periacetabular osteotomy without combined femoral osteotomies, as a treatment for patients with Perthes-like deformities, produced good clinical and radiographic results.
