Clinics in Orthopedic Surgery最新文献

{"title":"Surgical Options for Massive Rotator Cuff Tears with Preserved Full Range of Motion in Middle-Aged Patients.","authors":"Jae-Man Kwak, Joo Hyun Park, Taemin Hong, Sang-Uk Lee, Kyu-Hak Jung","doi":"10.4055/cios25030","DOIUrl":"https://doi.org/10.4055/cios25030","url":null,"abstract":"<p><p>Rotator cuff tears (RCTs) are a primary cause of shoulder pain and dysfunction. The progression of these tears, coupled with the intricate biomechanics of the shoulder joint, makes the repair and management of massive rotator cuff tears (MRCTs) particularly challenging for surgeons. For younger patients who are ineligible for arthroplasty, surgical approaches for MRCTs-such as biologic augmentation, interpositional grafts, and techniques like superior capsular reconstruction and biceps rerouting to counteract humeral upward migration-are gaining prominence. Additionally, tendon transfers, supraspinatus advancement, and subacromial balloon spacers are increasingly being utilized to manage MRCTs. This review aims to provide a concise overview and analysis of current research on the evaluation and arthroscopic management of MRCTs in middle-aged patients to aid in shaping and refining future treatment approaches.</p>","PeriodicalId":47648,"journal":{"name":"Clinics in Orthopedic Surgery","volume":"18 2","pages":"189-203"},"PeriodicalIF":2.0,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13047395/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147624388","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Different Risk Factors of Rod Fracture between L5-S1 and ≥ L4-5 Levels in Adult Spinal Deformity Surgery.","authors":"Dong-Ho Kang, Jin-Sung Park, Se-Jun Park","doi":"10.4055/cios25208","DOIUrl":"https://doi.org/10.4055/cios25208","url":null,"abstract":"<p><strong>Background: </strong>Given the different biomechanical properties and surgical techniques between L5-S1 and at ≥ L4-5 levels, different factors might contribute to rod fracture (RF) development between the L5-S1 and ≥ L4-5 levels. Recognizing segment-specific risk factors can be helpful when planning surgery. Therefore, this study aims to analyze the risk factors for RF separately for L5-S1 and ≥ L4-5 levels after adult spinal deformity surgery.</p><p><strong>Methods: </strong>This study analyzed consecutive patients who underwent ≥ 5-level fusion including the sacrum or pelvis and were followed up for ≥ 2 years. RF was assessed at the segment level between the L1-2 and L5-S1 levels. Multivariate logistic regression analyses were performed to identify independent risk factors for RF separately for L5-S1 and ≥ L4-5 levels.</p><p><strong>Results: </strong>A total of 318 patients were included in the study (mean age, 69.3 years; female, 88.4%; mean fusion length, 7.3 levels). A total of 1,329 segments were evaluated (247 for L5-S1 and 1,082 for ≥ L4-5 levels). The mean follow-up duration was 47.4 months. Multivariate analysis revealed that increased fusion length (odds ratio [OR], 1.251; <i>p</i> = 0.021) and inadequate pelvic tilt (PT) correction (OR, 4.781; <i>p</i> = 0.005) were significant risk factors for RF at L5-S1, while non-use of teriparatide (OR, 3.460; <i>p</i> = 0.021), anterior column realignment (ACR) (vs. posterior lumbar interbody fusion [PLIF]: OR, 5.424; <i>p</i> = 0.003), posterior fusion (PF) (vs. PLIF: OR, 3.276; <i>p</i> = 0.029), pedicle subtraction osteotomy (PSO; OR, 3.803; <i>p</i> = 0.002), and dual rod construct (vs. 4-rod configuration: OR, 2.873; <i>p</i> = 0.044) were significant risk factors for RF at or above L4-5.</p><p><strong>Conclusions: </strong>This study demonstrated that the risk factors for RF are different between L5-S1 and ≥ L4-5 levels. Increased fusion length and poor postoperative correction of PT were significant risk factors for RF at the L5-S1 level, while non-use of teriparatide, ACR, and PF, performance of PSO, and dual rod construct significantly increased the risk of RF at ≥ L4-5 levels. Understanding the differing risk factors can help establish suitable preventive strategies tailored to each patient.</p>","PeriodicalId":47648,"journal":{"name":"Clinics in Orthopedic Surgery","volume":"18 2","pages":"281-291"},"PeriodicalIF":2.0,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13047405/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147624293","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Quality and Readability of Online Information on Elbow Epicondylitis.","authors":"Seok Woo Hong, Changkyun Jeong, Hee Jin Park, Ji Na Kim, Eugene Kim","doi":"10.4055/cios25176","DOIUrl":"https://doi.org/10.4055/cios25176","url":null,"abstract":"<p><strong>Backgroud: </strong>Elbow epicondylitis (EEC) is a painful condition that affects the common flexor or extensor tendons of the elbow. This study aimed to evaluate the quality and readability of online information regarding EEC using several established methods.</p><p><strong>Methods: </strong>Websites were examined using the Google search engine on September 13, 2024, to identify the top 100 ranked websites using the following search terms: \"lateral epicondylitis,\" \"medial epicondylitis,\" \"golfer's elbow,\" \"tennis elbow,\" and \"elbow pain.\" The inclusion criteria were accessible English-language websites containing health information related to the search terms. Among the retrieved websites, those that were inaccessible, duplicate, non-English, irrelevant, and registration- or subscription-based websites, as well as those limited to scientific articles or video clips, were excluded. The websites were categorized into 5 groups. The quality of each website was evaluated using Health on the Net Foundation (HON) grade scale, instrument for judging the quality of written consumer health information on treatment choice (DISCERN instrument), and Ensuring Quality Information for Patients (EQIP) score. Additionally, website readability was assessed using Flesch-Kincaid reading ease (FRE) score, Flesch-Kincaid grade (FKG) level, Gunning-Fog index, Simple Measure of Gobbledygook (SMOG) grade level, and Coleman-Liau index.</p><p><strong>Results: </strong>Of 500 websites, 201 were selected based on exclusion criteria. News portals and non-profit websites generally exhibited higher quality than other website types. Although 17 websites were considered high quality, none were rated as such according to the DISCERN instrument. On average, each type of website had an FKG level above 7.7, and the average FRE score was below 54 points, indicating a challenging reading level for the general audience.</p><p><strong>Conclusions: </strong>The quality of online information regarding EEC should be improved and made more accessible to the general public. Although the readability of this information remains inadequate, the results may indicate some improvement compared with those of previous studies. Given the high prevalence of EEC and the increasing use of web-based health information, further efforts could be made to enhance the readability and quality of online resources on EEC.</p>","PeriodicalId":47648,"journal":{"name":"Clinics in Orthopedic Surgery","volume":"18 2","pages":"292-302"},"PeriodicalIF":2.0,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13047397/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147624333","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The Minimal Clinically Important Difference of the American Orthopaedic Foot and Ankle Society Ankle Hindfoot Scale in Patients with Unstable Ankle Fracture.","authors":"Jasper Tausendfreund, Diederick Penning, Ewan Ritchie, Bas Twigt, Pieter Joosse, Susan van Dieren, Tim Schepers","doi":"10.4055/cios25241","DOIUrl":"https://doi.org/10.4055/cios25241","url":null,"abstract":"<p><strong>Backgroud: </strong>The American Orthopaedic Foot and Ankle Society (AOFAS) Ankle Hindfoot Scale is frequently used as a patient-reported outcome measure (PROM) to evaluate recovery trajectories following foot and ankle injuries. This study aimed to determine the minimal clinically important difference (MCID) for the AOFAS score in patients with surgically treated unstable ankle fractures.</p><p><strong>Methods: </strong>Data were obtained from the ROutine versus on DEmand removal Of the syndesmotic stabilisation screw (RODEO) trial, a multicenter randomized controlled trial evaluating the management of syndesmotic screw fixation following ankle fracture surgery. Eligible patients completed the AOFAS scale at 3, 6, and 12 months postoperatively. The MCID was calculated using both anchor-based approaches (mean change, receiver operating characteristic [ROC] analysis) and distribution-based approaches (minimal detectable change [MDC] and 0.5 standard deviation).</p><p><strong>Results: </strong>A total of 148 patients were included, with a mean age of 47 years, and a male predominance of 63.5%. Median AOFAS scores improved significantly over time, rising from 73.0 at 3 months to 85.0 at 12 months postoperatively (<i>p</i> < 0.001). The MCID for the anchor-based mean change method was calculated to be 7.1 for the 3- to 6-month interval and 7.8 for the 6- to 12-month interval. ROC curve analysis indicated MCID values of 0.5 and 5.5 for these intervals, respectively. Distribution-based MCIDs were 9.2 at 3 months, 8.2 at 6 months, and 7.1 at 12 months. The MDC was 3.5 at 3 months, 2.8 at 6 months, and 4.1 at 12 months.</p><p><strong>Conclusions: </strong>Despite the extended recovery period, often up to 12 months, following surgical stabilization of unstable ankle fractures with syndesmotic injury, the AOFAS remains one of the most utilized PROMs in this context. Based on these findings, a change in score between 4.1 and 7.8 points should be considered clinically relevant at the 1-year follow-up.</p>","PeriodicalId":47648,"journal":{"name":"Clinics in Orthopedic Surgery","volume":"18 2","pages":"337-342"},"PeriodicalIF":2.0,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13047390/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147624418","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Delta Neutrophil Index as an Early Screening and Prognostic Marker for Revision after Non-traumatic Below-Knee Amputation: A Hospital-Based Study.","authors":"Kyujo Lee, Ji Hoon Kim, Hee Heon Jeong, Tae Kang Kim, Yang Soo Kim, Jung Woo Lee","doi":"10.4055/cios25281","DOIUrl":"https://doi.org/10.4055/cios25281","url":null,"abstract":"<p><strong>Background: </strong>Below-knee amputation (BKA) is frequently performed but carries a meaningful risk of proximal re-amputation. Transcutaneous oxygen pressure (TcPO₂) can aid prediction for re-amputation, yet its accuracy and availability are limited by patient and technical factors. Postoperative inflammatory testing also lacks standard guidelines and adds cost. The delta neutrophil index (DNI) is automatically derived from a routine complete blood count without additional testing or cost. In this study, we aimed to evaluate whether postoperative DNI predicts early conversion to above-knee amputation (AKA) after non-traumatic BKA.</p><p><strong>Methods: </strong>We retrospectively evaluated all BKA procedures performed in the Orthopedic Surgery Department at Wonju Severance Christian Hospital between 2011 and 2021. These procedures were identified using the Current Procedural Terminology code 27880. The characteristics of patients requiring AKA within 30 days after non-traumatic BKA (AKA group) were compared to those of patients who did not require further amputation (non-AKA group). The demographic characteristics, laboratory findings, and clinical outcomes of patients who underwent non-traumatic BKA were examined. Moreover, a multivariable logistic regression model and receiver operating characteristic (ROC) curve were developed to evaluate the prognostic value of the DNI for early AKA.</p><p><strong>Results: </strong>In total, 130 cases of non-traumatic BKA were identified. Proximal amputations within the first 30 postoperative days (PODs) were performed in 13 patients. Participants in the AKA group had significantly higher DNI on POD 1 compared with the non-AKA group (median [interquartile range], 2.3 [1.3-4.1] vs. 1.0 [0-2.3]; <i>p</i> = 0.022). In the multivariate analysis, the odds ratio for early AKA according to the DNI on POD 1 was 1.46 (95% CI, 1.03-2.08), and the area under the ROC curve of the DNI on POD 1 was 0.7 (with an optimal cutoff value of 1.95, a sensitivity of 0.73, and a specificity of 0.69).</p><p><strong>Conclusions: </strong>In patients aged < 65 years undergoing BKA, POD 1 DNI-available from routine complete blood counts-can be used as a first-line screen and adjunctive prognostic marker to identify a higher risk of ipsilateral AKA within 30 days. Larger cohorts are needed to confirm thresholds and pathways.</p>","PeriodicalId":47648,"journal":{"name":"Clinics in Orthopedic Surgery","volume":"18 2","pages":"357-365"},"PeriodicalIF":2.0,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13047403/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147624290","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Early Denosumab Administration after Distal Radius Fractures in Postmenopausal Women: A Retrospective Comparison with Zoledronic Acid.","authors":"Hyun Tak Kang, Hoi Young Kwon, Hong Je Kang","doi":"10.4055/cios25158","DOIUrl":"https://doi.org/10.4055/cios25158","url":null,"abstract":"<p><strong>Background: </strong>To evaluate the effects of early administration of denosumab (DE) on bone healing and bone mineral density (BMD) in postmenopausal women with osteoporotic distal radius fractures treated with volar plate fixation. Although the safety of early bisphosphonate use has been well established, clinical evidence regarding the early use of DE remains limited.</p><p><strong>Methods: </strong>A retrospective study was conducted on postmenopausal women aged 55 years or older who underwent volar plate fixation for osteoporotic distal radius fractures between April 2018 and July 2022. Participants were treated with either intravenous zoledronic acid (ZA group) or subcutaneous DE (DE group). BMD and bone turnover markers (C-terminal telopeptide of type 1 collagen [CTX-1] and osteocalcin) were measured preoperatively, at 3 months, and 1 year after surgery. Radiographic outcomes, range of motion (ROM), and Disabilities of the Arm, Shoulder, and Hand (DASH) scores were evaluated at 1 year. Additionally, patient satisfaction was assessed through a telephone survey.</p><p><strong>Results: </strong>A total of 65 patients were included (35 in the ZA group, 30 in the DE group). Both groups showed significant improvements in lumbar spine and femoral neck BMD T-scores at 1 year, with no significant difference between the groups. Bone resorption marker CTX-1 decreased significantly in both groups, with a significant intergroup difference at 1 year (<i>p</i> = 0.048). Bone union time was similar (6.9 weeks) in both groups. Clinical outcomes, including ROM and DASH scores, were comparable between the 2 groups. The frequency of adverse drug reactions was higher in the ZA group (14.3%) compared to the DE group (3.3%). The DE group reported significantly higher satisfaction levels compared to the ZA group.</p><p><strong>Conclusions: </strong>Early administration of DE after distal radius fracture surgery is safe and does not impair bone healing. Given the higher patient satisfaction and lower rate of adverse events, DE may be a favorable option for early osteoporosis management in the postoperative setting.</p>","PeriodicalId":47648,"journal":{"name":"Clinics in Orthopedic Surgery","volume":"18 2","pages":"321-328"},"PeriodicalIF":2.0,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13047391/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147624327","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Augmented Reality Navigation for Pedicle Screw Fixation: Technical Accuracy and Feasibility in a Human Cadaveric Study.","authors":"Sang-Min Park, Dongjoon Kim, Dae-Woong Ham, Ho-Joong Kim, Jin S Yeom","doi":"10.4055/cios25117","DOIUrl":"https://doi.org/10.4055/cios25117","url":null,"abstract":"<p><strong>Background: </strong>Pedicle screw fixation is the gold standard for spinal stabilization, but accurate placement remains challenging. Conventional navigation systems have limitations including workflow disruption and divided attention between the surgical field and external monitors. This study evaluates the feasibility and accuracy of a novel augmented reality navigation for pedicle screw fixation (ARNF) system in human cadaveric specimens.</p><p><strong>Methods: </strong>Two human cadaveric specimens were used for placement of 18 pedicle screws (10 in cadaver 1, 8 in cadaver 2) across thoracolumbar vertebrae (T12-L4). A custom-developed head-mounted display with optical tracking was employed to project 3-dimensional reconstructed spine models and planned screw trajectories into the surgeon's field of view. Registration was performed using 15 anatomical landmarks with a point-pair matching technique. Accuracy was assessed by postoperative computed tomography scan, measuring entry point deviation, trajectory deviation, and angular difference, and using the Gertzbein-Robbins classification.</p><p><strong>Results: </strong>Of the 18 pedicle screws placed, 16 (88.89%) achieved grade A accuracy (complete intrapedicular placement) and 2 (11.11%) were grade B (minor breach < 2 mm), yielding 100% clinically acceptable placement. Technical accuracy measurements revealed a mean entry point deviation of 0.17 mm (standard deviation [SD], 0.11 mm), mean tip deviation of 0.80 mm (SD, 0.33 mm), and mean angular deviation of 2.14° (SD, 0.69°). The average placement time was 3.1 minutes per screw.</p><p><strong>Conclusions: </strong>The ARNF system demonstrated exceptional accuracy for pedicle screw placement in a human cadaveric model with high precision at critical anatomical landmarks. This technology allows surgeons to maintain visual focus on the surgical field while providing precise navigation guidance, potentially addressing key limitations of conventional navigation systems.</p>","PeriodicalId":47648,"journal":{"name":"Clinics in Orthopedic Surgery","volume":"18 2","pages":"273-280"},"PeriodicalIF":2.0,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13047393/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147624309","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Can the Finite Element Method Be Applied to Patient-Specific Implant Evaluation?","authors":"Suyeon Lee, Hyenmin Park, Hyun Guy Kang, June Hyuk Kim, Im Doo Jung, Jong Woong Park","doi":"10.4055/cios25232","DOIUrl":"https://doi.org/10.4055/cios25232","url":null,"abstract":"<p><strong>Background: </strong>The introduction of 3-dimensional printing has revolutionized orthopedic surgery, enabling patient-customized implants to address complex bone defects. However, ensuring reliable fixation remains a considerable challenge. Herein, we developed a finite element analysis (FEA)-based flow designed to evaluate implant fixation across various anatomical sites.</p><p><strong>Methods: </strong>We applied this flow to the pelvic region to validate its fixation strategies and optimize the design across different osteointegration stages: acute, pre-, and post-osteointegration. Effects of screw-fixation methods (short screws in the cancellous bone and long screws in the cortical bone) on patient outcomes were analyzed and validated using data from 2 patients.</p><p><strong>Results: </strong>Predictive outcomes aligned closely with clinical results in terms of the location and timing of screw-fixation failure.</p><p><strong>Conclusions: </strong>The study findings affirm the potential of FEA to verify implant design and fixation strategies and to enhance surgical success rates through improved preoperative planning.</p>","PeriodicalId":47648,"journal":{"name":"Clinics in Orthopedic Surgery","volume":"18 2","pages":"366-374"},"PeriodicalIF":2.0,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13047387/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147624334","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A Smaller Posterior Tibial Slope May Be Associated with an Increased Risk of Tears in the Anterior Horn of the Lateral Meniscus.","authors":"Min-Hwan Huh, Min Jung, Kwangho Chung, Hyun-Soo Moon, Se-Han Jung, Sungjun Kim, Sung-Hwan Kim","doi":"10.4055/cios25164","DOIUrl":"https://doi.org/10.4055/cios25164","url":null,"abstract":"<p><strong>Background: </strong>While lateral meniscus anterior horn (LMAH) tears can increase peak contact pressure in the knee joint, limited research has explored the correlation between LMAH tears and posterior tibial slope (PTS), closely associated with knee joint kinematics. This study aimed to investigate the association between PTS and LMAH tears. It was hypothesized that patients with LMAH tears would exhibit lower PTS values compared to those without such tears.</p><p><strong>Methods: </strong>This study retrospectively included 35 patients with isolated LMAH tears and 83 patients with no pathological findings on magnetic resonance imaging (MRI) between January 2010 and October 2023. PTS was measured using the medial tibial plateau on lateral radiographs, while both the medial and lateral slopes were separately evaluated on MRI. Group comparisons and multivariable logistic regression were performed, with inverse probability of treatment weighting (IPTW) applied to adjust baseline differences. Receiver operating characteristic (ROC) analysis was conducted to determine a threshold value. Tear types and treatment methods were also analyzed.</p><p><strong>Results: </strong>The mean PTS was significantly smaller in the LMAH tear group (LMAH tear group, 4.70° ± 2.16°; control group, 6.58° ± 2.95°, <i>p</i> < 0.001), while MRI-based medial PTS (LMAH tear group, 4.62° ± 2.43°; control group, 4.81° ± 2.35°; <i>p</i> = 0.702) and lateral PTS (LMAH tear group, 4.02° ± 2.24°; control group, 4.78° ± 2.39°; <i>p</i> = 0.115) showed no significant differences. In multivariable logistic regression, the adjusted odds ratio of PTS in the LMAH tear group was 0.76, indicating that for each 1° decrease in PTS, the odds of an LMAH tear increased approximately 1.32 times (95% CI, 0.62-0.93; <i>p</i> = 0.009). After IPTW matching, mean PTS remained significantly smaller in the LMAH tear group (<i>p</i> = 0.006). The ROC curve analysis identified a PTS cutoff value of 4.49° for distinguishing LMAH tear from controls, and PTS < 4.49° was significantly associated with LMAH tear (odds ratio, 0.25; 95% CI, 0.11-0.60; <i>p</i> = 0.001). Tear types showed no significant differences in PTS, but treatment methods varied significantly, with repair more frequent in simple tears and meniscectomy in degenerative or complex tears.</p><p><strong>Conclusions: </strong>A smaller PTS may be associated with an increased risk of LMAH tears.</p>","PeriodicalId":47648,"journal":{"name":"Clinics in Orthopedic Surgery","volume":"18 2","pages":"263-272"},"PeriodicalIF":2.0,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13047400/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147624225","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Correction: Implementation and Evaluation of a Remote, Questionnaire-Based Model for Monitoring Patients Following Hip or Knee Replacement Surgery.","authors":"Stephen D Gill, Hugh Gillies, Sally Beattie, Kirsten Porter, Alex Gentle, Andrew Wilkinson, Janak Jaysuriya, Richard Page","doi":"10.4055/cios25052corr","DOIUrl":"https://doi.org/10.4055/cios25052corr","url":null,"abstract":"<p><p>[This corrects the article on p. 779 in vol. 17, PMID: 41112123.].</p>","PeriodicalId":47648,"journal":{"name":"Clinics in Orthopedic Surgery","volume":"18 2","pages":"380"},"PeriodicalIF":2.0,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13047386/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147624300","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}