Comparison of Revision and Primary Osteochondral Allograft Transplantation at Midterm Follow-up: Patient Reported Outcomes, Survivorship, and Reoperation Rates.

Background: Previous studies have observed promising short-term outcomes after revision osteochondral allograft (OCA) transplantation. However, few studies have examined midterm outcomes after revision OCA transplantation.

Purpose: To examine midterm outcomes after revision OCA transplantation of the femoral condyle and evaluate reoperation and survivorship compared with a matched cohort of patients who underwent primary OCA transplantation.

Experts Achieve Consensus on a Majority of Statements Regarding Ethics, Transparency, Regulation and Best Practices for the Use of Orthobiologics.

Purpose: To establish consensus statements via a modified Delphi process about ethics, transparency, regulation and best practices for the use of orthobiologics in clinical practice for musculoskeletal pathology.

Methods: A consensus process on the regulation of orthobiologics at the provider-level was conducted using a modified Delphi technique. Twenty orthopaedic surgeons, sports medicine physicians, or basic scientists participated.

Consensus statement on the treatment of proximal humerus fractures: a Delphi approach by the Neer Circle of the American Shoulder and Elbow Surgeons.

Background: The treatment of patients who sustain a proximal humerus fracture (PHF) remains controversial. The purpose of this study was to find consensus among experts using a validated iterative process in the treatment of patients after a PHF.

Methods: The Neer Circle is an organization of shoulder experts recognized for their service to the American Shoulder and Elbow Surgeons.

No Association Between Donor Variables and Clinically Significant Outcomes, Reoperations, and Failure After Osteochondral Allograft Transplantation.

Background: Mismatch between osteochondral allograft (OCA) donor and recipient sex has been shown to negatively affect outcomes. This study accounts for additional donor variables and clinically relevant outcomes.

Purpose: To evaluate whether donor sex, age, donor-recipient sex mismatch, and duration of graft storage affect clinical outcomes and failure rates after knee OCA transplantation.

Establishing Clinically Significant Improvement for Patients After Arthroscopic Surgery for Shoulder Instability With Large Labral Tears.

Background: Patients with large labral tears represent a subset of traumatic shoulder instability cases. Outcomes after arthroscopic stabilization in these patients have been studied less compared with other tears.

Purpose: To establish minimal clinically important difference (MCID), Patient Acceptable Symptom State (PASS), and substantial clinical benefit (SCB) thresholds for patients after arthroscopic repair of labral tears ≥270°.

Men and women demonstrate comparable rates of failures and reoperations following primary osteochondral allograft transplantation of the knee, but women undergo reoperation sooner.

Purpose: To compare the differences between men and women who receive primary osteochondral allograft transplantation of the knee with regard to preoperative disease presentation, failures and reoperations.

Methods: A retrospective review of patients ≥18 years old who underwent primary osteochondral allograft transplantation between 2002 and 2020 by a single surgeon with a minimum of 2-year follow-up was performed. Demographic, preoperative, intraoperative and postoperative data were collected for all included patients.

Patellar tendon restoration techniques: a systematic review of outcomes for repair and reconstruction methods.

Purpose: This systematic review aims to delineate the various methods to repair or reconstruct the patellar tendon using the available literature.

Methods: MEDLINE and PubMed electronic databases were searched for English language clinical studies involving patellar tendon rupture repair or reconstruction that reported patient-reported outcome scores (PROS) between January 1st, 1953 and June 17th, 2021. Data was extracted on full text articles to collect functional outcome scores and rupture category, including acute, chronic, post-total knee arthroplasty (TKA) and post-anterior cruciate ligament reconstruction (ACLR).

Osteochondral Allograft Reaming Significantly Affects Chondrocyte Viability.

Background: Chondrocyte viability is associated with the clinical success of osteochondral allograft (OCA) transplantation.

Purpose: To investigate the effect of distal femoral OCA plug harvest and recipient site preparation on regional cell viability using traditional handheld saline irrigation versus saline submersion.

Study Design: Controlled laboratory study.

Radiotherapy leads to improved overall survival in patients undergoing resection for Undifferentiated pleomorphic sarcoma.

Background And Objectives: Undifferentiated pleomorphic sarcoma (UPS) is a frequent subtype within the heterogeneous group of soft tissue sarcomas (STS). The use of radiotherapy (RT) has become an important component of a multimodal approach to treating STS. Key studies have demonstrated that the addition of RT improves rates of local control in STS, though the effect on overall survival (OS) is less clear.

The chimera of reaching a universal consensus on platelet-rich plasma treatment for knee osteoarthritis: a review of recent consensus statements and expert opinion.

Introduction: Osteoarthritis (OA) is a prevalent cause of disability worldwide, affecting millions and posing significant socioeconomic burdens. Various conservative measures like hyaluronic acid (HA) and platelet-rich plasma (PRP) injections aim to manage OA symptoms and delay surgical interventions. Despite the increasing utilization of PRP, consensus on its efficacy remains elusive, reflecting the evolving landscape of OA management.

The Gut Microbiome and Joint Microbiome Show Alterations in Patients With Knee Osteoarthritis Versus Controls: A Systematic Review.

Purpose: To assess the current scientific literature on the microbiome's relation with knee osteoarthritis (OA), with specific focuses on the gut microbiome-joint axis and joint microbiome-joint axis.

Methods: A systematic review was conducted following the Preferred Reporting Items for Systematic Reviews and Meta-analyses guidelines; the PubMed, Embase, and Cochrane databases were searched for relevant English-language clinical studies on the gut and/or joint microbiomes' association with knee OA in humans. Bias was evaluated using the Methodological Index for Non-randomized Studies score.

The Influence of Obesity on Outcomes Following Arthroscopic Rotator Cuff Repair: A Systematic Review and Meta-Analysis of 118,331 Patients Internationally.

Background: Given the rising prevalence of obesity, the number of patients with obesity undergoing arthroscopic rotator cuff repair (RCR) will likely increase; however, there have been mixed results in the existing literature with regard to the effect of elevated body mass index (BMI) on functional outcomes and complications.

Methods: The patient-reported outcome measures included the visual analog scale (VAS) pain score, the American Shoulder and Elbow Surgeons (ASES) score, range of motion, and adverse events.

Results: Fourteen studies (118,331 patients) were included.

Degenerative Meniscus Tears Treated Nonoperatively With Platelet-Rich Plasma Yield Variable Clinical and Imaging Outcomes: A Systematic Review.

Purpose: To perform a systematic review on clinical and radiologic outcomes for meniscus tears treated nonoperatively with platelet-rich plasma (PRP).

Methods: A literature search was performed according to the 2020 Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines using keywords and Boolean operators in SCOPUS, PubMed, Medline, and the Cochrane Central Register for Controlled Trials in April 2023. Inclusion criteria were limited to Level I to IV human studies reporting on outcomes of meniscus tears treated nonoperatively with PRP.

Arthroscopic Debridement of Mild and Moderate Knee Osteoarthritis Results in Clinical Improvement at Short-Term Follow-Up: A Systematic Review.

Purpose: To report the clinical outcomes of arthroscopic debridement for the treatment of Kellgren-Lawrence (KL) grade I and II (mild) and III (moderate) knee osteoarthritis (OA) at a minimum 1-year follow-up.

Methods: A systematic review of primary literature was performed in concordance with Preferred Reporting Items for Systematic Reviews and Meta-analyses guidelines using the Medline, Embase, and Cochrane databases for studies regarding arthroscopic debridement/chondroplasty for management of knee OA at a minimum 1-year follow-up. Studies were included if they included KL grades I to III or dichotomized clinical outcomes by KL grade.

The Perfect Circle Technique Shows Poor Inter-rater Reliability in Measuring Anterior Glenoid Bone Loss on Magnetic Resonance Imaging.

Purpose: To evaluate the reliability of the perfect circle methodology for measurement of glenoid bone loss in patients with anterior glenohumeral instability.

Methods: We performed a chart review of retrospectively collected patients who underwent isolated arthroscopic anterior labral repair between January 1 and June 30, 2021, using our institution's electronic medical records. The inclusion criteria included isolated anterior shoulder instability with anterior labral repair and corroborated tears on magnetic resonance imaging.

Outcomes and Return to Sport After Knee Osteochondral Allograft Transplant in Professional Athletes.

Background: Limited data are available on the outcomes and return-to-sport rates after osteochondral allograft transplant in professional athletes.

Purpose: To evaluate the experience of a single senior surgeon in treating professional athletes with osteochondral allograft transplant, including analyzing clinical outcomes and return to sport.

Study Design: Case series; Level of evidence, 4.

Hip arthroscopy is an effective treatment for high-level female athletes.

Objectives: This study aimed to assess the outcomes of hip arthroscopic surgery in high-level female athletes diagnosed with femoroacetabular impingement (FAI) compared to those with lower levels of sports activity. Additionally, we investigated the effectiveness of patient-reported outcomes (PROs) and the potential ceiling effect as a lack of sensitivity in detecting clinically statistically significant changes in high-level female athletes due to high baseline scores.

Methods: We conducted a retrospective analysis of prospectively collected data from female patients who underwent hip arthroscopy for FAI between January 2016 and August 2022 with a minimum 1-year follow-up.

Correlation between articular cartilage status on outcomes and survivorship following meniscal allograft transplantation: A systematic review.

Purpose: To conduct a systematic review evaluating potential correlations between preoperative articular cartilage integrity on outcomes and survivorship in patients undergoing meniscal allograft transplantation (MAT).

Methods: A literature search was performed by querying SCOPUS, PubMed, Medline, and the Cochrane Central Register for Controlled Trials from database inception through May 2023 according to the 2020 PRISMA statement. Inclusion criteria were limited to studies reporting on outcomes and survivorship following MAT based on preoperative cartilage status.

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.

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 Perfect-Circle Technique Demonstrates Poor Inter-Rater Reliability in Measuring Posterior Glenoid Bone Loss on Magnetic Resonance Imaging.

Purpose: To evaluate the reliability of the "perfect-circle" methodology for measurement of glenoid bone loss with magnetic resonance imaging (MRI) in patients with posterior glenohumeral instability.

Methods: A prospective chart review was performed on patients who underwent isolated arthroscopic posterior labral repairs in our institution's electronic medical records between January 1, 2021, and June 30, 2021. Inclusion criteria included isolated posterior shoulder instability with posterior labral repair and corroborated tears on MRI.