1. Bioabsorbable Screw Fixation Provides Good Results With Low Failure Rates at Mid-term Follow-up of Stable Osteochondritis Dissecans Lesions That Do Not Improve With Initial Conservative Treatment.
- Author
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Quigley R, Allahabadi S, Yazdi AA, Frazier LP, McMorrow KJ, Meeker ZD, Wagner KR, Chan J, and Cole BJ
- Abstract
Purpose: To evaluate the clinical and radiographic outcomes of patients who have undergone bioabsorbable screw fixation for intact, stable grade I and II osteochondritis dissecans (OCD) lesions for which at least 6 months of conservative management has failed., Methods: A retrospective review of prospectively collected data from a single institution was performed to identify patients who underwent internal fixation of stable grade I and II OCD lesions (according to the Guhl classification) between January 2010 and January 2020. Patients were included regardless of the presence of concomitant procedures. The inclusion criteria consisted of (1) primary surgery, (2) failure of at least 6 months of conservative management, (3) the use of a bioabsorbable screw (or screws), and (4) minimum 2-year clinical follow-up. Radiographs were obtained at a minimum of 1 year postoperatively. Patient demographic characteristics, clinical patient-reported outcomes, complications, and failure rates were noted., Results: Twenty-four knees among 23 patients (96% follow-up) were analyzed and followed up for 6.36 ± 3.42 years (range, 2.0-12.7 years). Patients showed statistically significant postoperative improvements in all patient-reported outcomes including the Lysholm score, International Knee Documentation Committee score, and Knee Injury and Osteoarthritis Outcome Score subscales ( P < .05). In 3 knees (12%), a reoperation was required due to failure at an average of 3.64 years after the index procedure. No specific complications were attributed to the use of bioabsorbable screws. Patients in whom primary surgical treatment failed did not differ in demographic characteristics, arthroscopic findings, or surgical treatment from those who had successful treatment., Conclusions: Internal fixation of stable grade I and II OCD lesions with bioabsorbable screws produces reliable results with a 12% rate of failure in appropriately indicated patients in whom at least 6 months of conservative management has failed. Clinical outcomes improved significantly during the mid-term follow-up period., Level of Evidence: Level IV, therapeutic case series., Competing Interests: The authors report the following potential conflicts of interest or sources of funding: Radiographs were obtained through funding provided by 10.13039/100007307Arthrex (grant No. 01391). R.Q., S.A., A.A.Y. , L.P.F., K.J.M., Z.D.M., K.R.W., J.C., and B.J.C. report grant support from Arthrex. B.J.C. receives intellectual property royalties from Arthrex, outside the submitted work; is a consultant for Arthrex, outside the submitted work; receives research funding from Arthrex, outside the submitted work. Full ICMJE author disclosure forms are available for this article online, as supplementary material., (© 2024 The Authors.)
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- 2024
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