Skeletal Radiology最新文献

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Musculoskeletal abscopal effect: a review of the important imaging findings and their clinical relevance. 肌肉骨骼超声效应:重要影像学表现及其临床意义的综述。
IF 2.2 3区 医学
Skeletal Radiology Pub Date : 2025-10-01 Epub Date: 2025-05-15 DOI: 10.1007/s00256-025-04944-z
Hana Farzaneh, Meghan Jardon, Soterios Gyftopoulos, Mohammad Samim
{"title":"Musculoskeletal abscopal effect: a review of the important imaging findings and their clinical relevance.","authors":"Hana Farzaneh, Meghan Jardon, Soterios Gyftopoulos, Mohammad Samim","doi":"10.1007/s00256-025-04944-z","DOIUrl":"10.1007/s00256-025-04944-z","url":null,"abstract":"<p><p>The abscopal effect is a rare but important phenomenon in which targeted therapy of the primary tumor, mainly radiation therapy, leads to the regression of malignant cells at distant sites from the primary tumor and outside the field of treatment. Radioembolization is a developing area of interventional oncology, typically involving microscopic radioactive spheres loaded with yttrium-90. The abscopal effect on distant bone metastases has been previously reported in patients following palliative radiotherapy; however, it has also been observed with more targeted radiation treatments, such as yttrium-90, primarily outside the musculoskeletal system. Musculoskeletal radiologists should be familiar with the abscopal effect, as the indications for radiation therapy are on the rise, and recent advancements in immune therapy have resulted in the induction of the abscopal effect. Herein, we present a case of the abscopal effect in musculoskeletal metastatic disease following targeted radioembolization. We also review the literature on the abscopal effect involving metastatic bone lesions resulting from different types of cancer therapy. Finally, we present recent advancements in cancer treatment with the aim of utilizing this effect.</p>","PeriodicalId":21783,"journal":{"name":"Skeletal Radiology","volume":" ","pages":"2205-2214"},"PeriodicalIF":2.2,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144080135","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluating key ultrasound findings and their correlations with hip joint aspiration and prosthetic joint infection diagnosis following total hip arthroplasty. 评估全髋关节置换术后主要超声表现及其与髋关节抽吸和假体关节感染诊断的相关性。
IF 2.2 3区 医学
Skeletal Radiology Pub Date : 2025-10-01 Epub Date: 2025-05-12 DOI: 10.1007/s00256-025-04941-2
Xuanzhen Piao, Barry Baylosis, Akira M Murakami, Andrew J Kompel
{"title":"Evaluating key ultrasound findings and their correlations with hip joint aspiration and prosthetic joint infection diagnosis following total hip arthroplasty.","authors":"Xuanzhen Piao, Barry Baylosis, Akira M Murakami, Andrew J Kompel","doi":"10.1007/s00256-025-04941-2","DOIUrl":"10.1007/s00256-025-04941-2","url":null,"abstract":"<p><strong>Objective: </strong>To evaluate the association between specific ultrasound findings with the success of hip joint aspiration and the presence of joint infection in patients with hip arthroplasty.</p><p><strong>Materials and methods: </strong>138 patients who underwent ultrasound-guided aspiration were analyzed, focusing on hip joint capsular thickness, joint fluid echogenicity, synovial component visualization, and vascularity. These parameters were evaluated for their correlation with technically successful aspiration and infection status, using clinical data and the modified Musculoskeletal Infection Society (MSIS) criteria. Intra- and inter-reader reliability was also assessed for all measured parameters.</p><p><strong>Results: </strong>Capsular thickness with a cutoff of 10 mm or greater, showed strong associations with technically successful aspiration (p = 0.0001) and joint infection (p = 0.0005), with high intra- and inter-observer reliability. Fluid echogenicity, when categorized as hypoechoic and moderate/heterogeneous, also showed significant associations with technically successful aspiration (p = 0.0001) and joint infection (p = 0.0009). While visualization of the synovial component did not correlate with aspiration outcomes (p = 0.24), it demonstrated a significant association with joint infection (p = 0.0007). Vascularity showed no significant correlation with technically successful aspiration (p = 0.22) or infection (p = 0.05).</p><p><strong>Conclusion: </strong>Ultrasound is valuable in measuring variables that can be associated with a technically successful aspiration and the presence of prosthetic joint infection in patients with a history of total hip arthroplasty. Capsular thickness, particularly at a 10 mm cutoff, emerged as a sensitive and quantifiable parameter that can improve pre-procedural assessment accuracy. While other findings, such as fluid echogenicity and synovial component visualization showed potential, they are best interpreted alongside other clinical and imaging data.</p>","PeriodicalId":21783,"journal":{"name":"Skeletal Radiology","volume":" ","pages":"2139-2148"},"PeriodicalIF":2.2,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143998790","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Optimizing the power of AI for fracture detection: from blind spots to breakthroughs. 优化人工智能裂缝检测能力:从盲点到突破。
IF 2.2 3区 医学
Skeletal Radiology Pub Date : 2025-10-01 Epub Date: 2025-05-23 DOI: 10.1007/s00256-025-04951-0
Shima Behzad, Liesl Eibschutz, Max Yang Lu, Ali Gholamrezanezhad
{"title":"Optimizing the power of AI for fracture detection: from blind spots to breakthroughs.","authors":"Shima Behzad, Liesl Eibschutz, Max Yang Lu, Ali Gholamrezanezhad","doi":"10.1007/s00256-025-04951-0","DOIUrl":"10.1007/s00256-025-04951-0","url":null,"abstract":"<p><p>Artificial Intelligence (AI) is increasingly being integrated into the field of musculoskeletal (MSK) radiology, from research methods to routine clinical practice. Within the field of fracture detection, AI is allowing for precision and speed previously unimaginable. Yet, AI's decision-making processes are sometimes wrought with deficiencies, undermining trust, hindering accountability, and compromising diagnostic precision. To make AI a trusted ally for radiologists, we recommend incorporating clinical history, rationalizing AI decisions by explainable AI (XAI) techniques, increasing the variety and scale of training data to approach the complexity of a clinical situation, and active interactions between clinicians and developers. By bridging these gaps, the true potential of AI can be unlocked, enhancing patient outcomes and fundamentally transforming radiology through a harmonious integration of human expertise and intelligent technology. In this article, we aim to examine the factors contributing to AI inaccuracies and offer recommendations to address these challenges-benefiting both radiologists and developers striving to improve future algorithms.</p>","PeriodicalId":21783,"journal":{"name":"Skeletal Radiology","volume":" ","pages":"2007-2024"},"PeriodicalIF":2.2,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144128110","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cartilage thickness distribution and its dependence on demographic, radiographic, and MRI structural pathology in knee osteoarthritis-data from the IMI-APPROACH cohort. 膝关节骨关节炎的软骨厚度分布及其对人口统计学、影像学和MRI结构病理学的依赖——来自IMI-APPROACH队列的数据。
IF 2.2 3区 医学
Skeletal Radiology Pub Date : 2025-10-01 Epub Date: 2025-03-21 DOI: 10.1007/s00256-025-04907-4
Mylène P Jansen, Tom D Turmezei, Kishan Dattani, Dimitri A Kessler, Simon C Mastbergen, Margreet Kloppenburg, Francisco J Blanco, Ida K Haugen, Francis Berenbaum, Wolfgang Wirth, Felix Eckstein, Frank W Roemer, James W MacKay
{"title":"Cartilage thickness distribution and its dependence on demographic, radiographic, and MRI structural pathology in knee osteoarthritis-data from the IMI-APPROACH cohort.","authors":"Mylène P Jansen, Tom D Turmezei, Kishan Dattani, Dimitri A Kessler, Simon C Mastbergen, Margreet Kloppenburg, Francisco J Blanco, Ida K Haugen, Francis Berenbaum, Wolfgang Wirth, Felix Eckstein, Frank W Roemer, James W MacKay","doi":"10.1007/s00256-025-04907-4","DOIUrl":"10.1007/s00256-025-04907-4","url":null,"abstract":"<p><strong>Objective: </strong>Cartilage surface mapping is a technique that can visualize 3D cartilage thickness variation throughout a joint without a need for arbitrary regional definitions. The objective of this cross-sectional study was to utilize this technique to evaluate the cartilage thickness distribution in knee osteoarthritis patients and to analyze to what extent it depends on demographic, radiographic, and MRI structural pathology strata.</p><p><strong>Methods: </strong>Patients of the IMI-APPROACH cohort were included, with MRIs obtained at 1.5 T or 3 T. Tibial and femoral cartilage segmentation and registration with a canonical surface were performed semi-automatically. Kellgren-Lawrence and OARSI grading were performed on knee radiographs; MOAKS scoring was performed on MRI scans. The association of demographics and radiographic and MRI scorings with cartilage thickness distribution was analyzed with general linear models using statistical parametric mapping.</p><p><strong>Results: </strong>Two hundred eighty-seven patients were included. Male sex and height were positively associated with cartilage thickness particularly in the trochlea and medial femur, respectively, with differences up to 0.5 mm (male vs female), while radiographic joint space narrowing and bone marrow lesions showed region-specific negative associations (up to 0.14-0.5 mm per grade). Kellgren-Lawrence grade, MOAKS meniscal extrusion, and osteophytes showed patterns of positive and negative associations, with increasing grades showing reduced local tibiofemoral cartilage thickness, but greater thickness in the trochlea (both up to 0.2-0.3 mm per grade).</p><p><strong>Conclusions: </strong>Decreased height, female sex, and increasing tibiofemoral pathology were associated with thinner tibiofemoral cartilage. Unexpected results such as consistently thicker cartilage in the anterior femur with increasing disease or osteophytosis states provide opportunities for future research.</p>","PeriodicalId":21783,"journal":{"name":"Skeletal Radiology","volume":" ","pages":"2025-2034"},"PeriodicalIF":2.2,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12361290/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143670998","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comment on "Prevalence and origin of prominent nutrient channels of the ilium bone on MR‑imaging". 对“磁共振成像上髂骨突出营养通道的流行和来源”的评论。
IF 2.2 3区 医学
Skeletal Radiology Pub Date : 2025-10-01 Epub Date: 2025-07-29 DOI: 10.1007/s00256-025-04990-7
Bahattin Paslı, Helin Yücedağ Gündoğdu
{"title":"Comment on \"Prevalence and origin of prominent nutrient channels of the ilium bone on MR‑imaging\".","authors":"Bahattin Paslı, Helin Yücedağ Gündoğdu","doi":"10.1007/s00256-025-04990-7","DOIUrl":"10.1007/s00256-025-04990-7","url":null,"abstract":"","PeriodicalId":21783,"journal":{"name":"Skeletal Radiology","volume":" ","pages":"2137-2138"},"PeriodicalIF":2.2,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144733072","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
MR neurography findings of brachial plexopathy following total shoulder arthroplasty. 全肩关节置换术后臂丛病的MR神经造影表现。
IF 2.2 3区 医学
Skeletal Radiology Pub Date : 2025-10-01 Epub Date: 2025-05-13 DOI: 10.1007/s00256-025-04946-x
Yenpo Lin, Marcio Bottene Villa Albers, Jake Fiore, Anna Bryn Williams, Audrey Wimberly, Samuel A Taylor, Lawrence V Gulotta, Ek T Tan, Darryl B Sneag
{"title":"MR neurography findings of brachial plexopathy following total shoulder arthroplasty.","authors":"Yenpo Lin, Marcio Bottene Villa Albers, Jake Fiore, Anna Bryn Williams, Audrey Wimberly, Samuel A Taylor, Lawrence V Gulotta, Ek T Tan, Darryl B Sneag","doi":"10.1007/s00256-025-04946-x","DOIUrl":"10.1007/s00256-025-04946-x","url":null,"abstract":"<p><strong>Objectives: </strong>To characterize nerve injury patterns following total shoulder arthroplasty (TSA).</p><p><strong>Methods: </strong>This retrospective study reviewed brachial plexus MR neurography (MRN) in patients with brachial plexopathy within 180 days post TSA from 2016 to 2023. Patients with pre-existing neurologic symptoms or without available electrodiagnostic testing (EDX) data were excluded. MRN findings were extracted from the original report and independently reviewed by a second, musculoskeletal fellowship trained radiologist.</p><p><strong>Results: </strong>A total of 27 patients (15F/12 M, mean age 67) were included. MRN and EDX-confirmed nerve injury localization matched in 13 patients, with nerve hyperintensity and/or enlargement identified in 7 cases at the plexus proper and 6 cases at the branch nerve level (suprascapular, axillary, radial, median). Nerve impingement by screw (n = 3) or extruded cement (n = 1) and mass effects including soft tissue edema (n = 1), hematoma (n = 2), or joint effusion (n = 2) were identified. MRN detected muscle denervation in 8 of 19 patients with EMG abnormalities, with a median TSA-to-MRN interval of 62.5 days (range, 19-95) versus 3 days (range, 2-155) in those without denervation on MRN (p = 0.003). Inter-rater reliability demonstrated substantial to almost perfect agreement for MRN assessments, except for cord hyperintensity. All patients were clinically followed up: 3 had complete symptomatic resolution and 21/27 reported partial improvement at a mean follow-up time of 25.5 months.</p><p><strong>Conclusions: </strong>MRN findings closely correlated with EDX-confirmed clinical diagnoses in cases with MRN abnormalities. Additionally, MRN identified secondary findings, such as local mass effect on nerve segments, that can guide management.</p>","PeriodicalId":21783,"journal":{"name":"Skeletal Radiology","volume":" ","pages":"2149-2156"},"PeriodicalIF":2.2,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144047686","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
High-resolution ultrasound of the annular pulley system in the toes: sonographic anatomy and pathological cases. 足趾环形滑轮系统的高分辨率超声:超声解剖与病理病例。
IF 2.2 3区 医学
Skeletal Radiology Pub Date : 2025-10-01 Epub Date: 2025-03-22 DOI: 10.1007/s00256-025-04901-w
Federico Pistoia, Marta Macciò, Maria Elena Susi, Riccardo Picasso, Federico Zaottini, Giovanni Marcenaro, Simone Rinaldi, Maribel Miguel Perez, Antonio Quaglio, Matteo Formica, Carlo Martinoli
{"title":"High-resolution ultrasound of the annular pulley system in the toes: sonographic anatomy and pathological cases.","authors":"Federico Pistoia, Marta Macciò, Maria Elena Susi, Riccardo Picasso, Federico Zaottini, Giovanni Marcenaro, Simone Rinaldi, Maribel Miguel Perez, Antonio Quaglio, Matteo Formica, Carlo Martinoli","doi":"10.1007/s00256-025-04901-w","DOIUrl":"10.1007/s00256-025-04901-w","url":null,"abstract":"<p><strong>Objective: </strong>To validate high-frequency ultrasound as a valuable imaging modality in the assessment of the annular pulley system of the toes, describing their normal sonographic appearance and presenting some illustrative pathological cases.</p><p><strong>Materials and methods: </strong>The first phase of this observational study involved examining the annular pulley system of the flexor tendons of the toes in a series of cadaveric specimens, testing the ability of ultrasound to recognize these structures. In the second phase, two expert sonographers examined a sample of 15 healthy adult participants using two different 18-5 MHz and 24-8 MHz linear array ultrasound probes. Sonographic visibility, position, and maximal thickness of each annular pulley were assessed.</p><p><strong>Results: </strong>In the cadaveric study, ultrasound provided identification of 4 annular pulleys in the lesser toes and 3 in the great toe across 8 feet from 4 cadavers. In 30 feet of 15 healthy participants, ultrasound was able to consistently recognize and measure the annular pulleys of toes I-IV, with minimal variability between operators. The V toe annular pulleys were less reliably visualized. The intraclass correlation coefficient (ICC) analysis of pulley maximal thickness measurements between the two sonographers showed moderate agreement for the 24-8 MHz probe with a mean ICC of 0.393 (CI: 0.315-0.471) and better agreement for the 18-5 MHz probe with a mean ICC of 0.529 (CI: 0.442-0.616).</p><p><strong>Conclusion: </strong>This study provides a comprehensive description of the sonoanatomy of the annular pulleys of the flexor tendons in the toes and demonstrates the potential of ultrasound as a valuable tool for diagnosing pathologies of these structures.</p>","PeriodicalId":21783,"journal":{"name":"Skeletal Radiology","volume":" ","pages":"2045-2054"},"PeriodicalIF":2.2,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12361282/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143693191","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Are artificial intelligence generated lower extremity radiographic measurements accurate in a cohort with implants? 人工智能生成的下肢放射测量在植入物队列中是否准确?
IF 2.2 3区 医学
Skeletal Radiology Pub Date : 2025-10-01 Epub Date: 2025-04-28 DOI: 10.1007/s00256-025-04936-z
Holden Archer, Shuda Xia, Seth Reine, Louis Camilo Vazquez, Oganes Ashikyan, Parham Pezeshk, Ajay Kohli, Yin Xi, Joel E Wells, Allan Hummer, Matthew Difranco, Avneesh Chhabra
{"title":"Are artificial intelligence generated lower extremity radiographic measurements accurate in a cohort with implants?","authors":"Holden Archer, Shuda Xia, Seth Reine, Louis Camilo Vazquez, Oganes Ashikyan, Parham Pezeshk, Ajay Kohli, Yin Xi, Joel E Wells, Allan Hummer, Matthew Difranco, Avneesh Chhabra","doi":"10.1007/s00256-025-04936-z","DOIUrl":"10.1007/s00256-025-04936-z","url":null,"abstract":"<p><strong>Objective: </strong>Leg length discrepancy (LLD) and malalignment of the lower extremity can lead to pain and increased risk of osteoarthritis. Radiographic measurements on anteroposterior (AP) full-length radiographs can be used to assess LLD and lower extremity alignment. The primary aim of this study was to evaluate the accuracy of AI software in performing lower extremity radiographic measurements in patients with implants. The secondary aim was to compare its efficiency to that of radiologists.</p><p><strong>Materials and methods: </strong>This study used the following eight angles and five lengths: hip-knee-angle (HKA), anatomical-tibiofemoral angle (aTFA), anatomical-mechanical-axis angle (AMA), joint-line-convergence angle (JLCA), mechanical-lateral-proximal-femur-angle (mLPFA), mechanical-lateral-distal-femur-angle (mLDFA), mechanical-medial-proximal-tibia-angle (mMPTA), mechanical-lateral-distal-tibia- angle (mLDTA), femur length, tibia length, full leg length, leg-length-discrepancy (LLD), and mechanical-axis-deviation (MAD). Two radiologists and AI software independently performed these measurements on 156 legs. The statistical methods used to assess AI performance were intraclass correlation coefficient (ICC) and Bland-Altman analysis.</p><p><strong>Results: </strong>The AI generated output for 129/156 legs. 11/13 of the variables showed excellent agreement (ICC ≥ 0.75) between AI and the readers. Bland Altman performance targets were met for 5/13 variables. The mean (standard deviation) reading time for the AI and two readers, respectively, was 38 (6) seconds, 181 (41) seconds, and 214 (77) seconds.</p><p><strong>Conclusion: </strong>In a cohort with lower extremity metal implants, AI-based leg length measurements were fast and accurate although most angular measurements were not.</p>","PeriodicalId":21783,"journal":{"name":"Skeletal Radiology","volume":" ","pages":"2097-2106"},"PeriodicalIF":2.2,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143979131","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Association of intra-operative findings with MRI observations in patients with peroneal tendon pathology: a blinded retrospective case-control observational study. 腓肌腱病变患者术中发现与MRI观察的关联:一项盲法回顾性病例对照观察研究。
IF 2.2 3区 医学
Skeletal Radiology Pub Date : 2025-10-01 Epub Date: 2025-03-22 DOI: 10.1007/s00256-025-04915-4
Zachary Elijah Stewart, Samir Ghandour, Ronald W Mercer, William E Palmer, Lorena Bejarano-Pineda
{"title":"Association of intra-operative findings with MRI observations in patients with peroneal tendon pathology: a blinded retrospective case-control observational study.","authors":"Zachary Elijah Stewart, Samir Ghandour, Ronald W Mercer, William E Palmer, Lorena Bejarano-Pineda","doi":"10.1007/s00256-025-04915-4","DOIUrl":"10.1007/s00256-025-04915-4","url":null,"abstract":"<p><strong>Objective: </strong>Assess the accuracy of MRI for peroneal tendon tears, evaluate inter/intra-rater reliability among musculoskeletal radiologists, and identify MRI findings that may be associated with tendon tears.</p><p><strong>Materials and methods: </strong>Preoperative MRIs of patients who underwent surgical debridement of peroneal tendon tears were paired with MRIs of a matched control group with medial ankle pain. Randomized MRIs were reviewed by three musculoskeletal radiologists, recording the presence of structural abnormalities of the peroneal tendons and associated morphological abnormalities. Consensus MRI findings were analyzed for associations with surgical diagnoses. Weighted Cohen's and Fleiss' kappa coefficients were used to describe inter/intra-rater agreement.</p><p><strong>Results: </strong>For peroneus brevis tear, individual sensitivities ranged from 58 to 87%, specificities ranged from 78 to 97%, and accuracies ranged from 79 to 87%, while consensus showed 84% sensitivity, 92% specificity, and 88% accuracy. For peroneus longus tear, individual sensitivities ranged from 14 to 57%, specificities ranged from 76 to 94%, and accuracies ranged from 72 to 79%, while consensus showed 36% sensitivity, 91% specificity, and 79% accuracy. Associations were detected between peroneal tendon tears and numerous secondary MR findings. Tearing of the superior peroneal retinaculum was most diagnostically powerful, present in 55.9% of cases and in none of the controls.</p><p><strong>Conclusion: </strong>MRI is a valuable tool for assessing for peroneus brevis tears but may be less sensitive for detecting peroneus longus tears. Diagnostic accuracy is similar between radiologists, but there is variability in sensitivity/specificity. No individual radiologist achieved a higher accuracy than that obtained through consensus. This may imply value in additional opinions from multiple radiologists when there is diagnostic uncertainty.</p>","PeriodicalId":21783,"journal":{"name":"Skeletal Radiology","volume":" ","pages":"2035-2043"},"PeriodicalIF":2.2,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143693188","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Reliability of pre-operative symptoms, radiographs, and MRI for the assessment of cartilage loss in patients with femoroacetabular impingement syndrome with intra-operative correlation. 术前症状、x线片和MRI评估股骨髋臼撞击综合征患者软骨丢失与术中相关性的可靠性
IF 2.2 3区 医学
Skeletal Radiology Pub Date : 2025-10-01 Epub Date: 2025-05-01 DOI: 10.1007/s00256-025-04939-w
Meghan Jardon, Christopher Burke, Zachary Li, Charles Lin, Xiaochun Li, Judith D Goldberg, Thomas Youm, Mohammad Samim
{"title":"Reliability of pre-operative symptoms, radiographs, and MRI for the assessment of cartilage loss in patients with femoroacetabular impingement syndrome with intra-operative correlation.","authors":"Meghan Jardon, Christopher Burke, Zachary Li, Charles Lin, Xiaochun Li, Judith D Goldberg, Thomas Youm, Mohammad Samim","doi":"10.1007/s00256-025-04939-w","DOIUrl":"10.1007/s00256-025-04939-w","url":null,"abstract":"<p><strong>Objective: </strong>To assess the correlation of pre-operative symptoms, pre-operative diagnostic imaging for cartilage loss, and intra-operative cartilage findings in patients undergoing hip arthroscopy for femoroacetabular impingement syndrome.</p><p><strong>Materials and methods: </strong>Three radiologists performed retrospective independent reviews of pre-operative MRIs in 96 hips for acetabular/femoral cartilage loss utilizing a simplified \"high-low\" classification and the International Cartilage Repair Society grading system. Severity of supra-foveal central femoral head cartilage loss was separately noted. Pre-operative radiographs were graded using the Tonnis and Kellgren-Lawrence systems and for central joint space narrowing. Pre-operative patient symptoms were prospectively gathered utilizing the Nonarthritic Hip Score and the modified Harris Hip Score. Intra-operatively, cartilage loss was recorded using the Outerbridge system.</p><p><strong>Results: </strong>A moderate-to-strong positive correlation between pre-operative radiographic and MR cartilage loss was observed (0.21 <math><mo>≤</mo></math> Τ <math><mo>≤</mo></math> 0.53, T = Kendall's tau) for all readers/scales. Weak-to-moderate positive correlation was found between intra-operative cartilage grading and radiographic grading (0.10 <math><mo>≤</mo></math> Τ <math><mo>≤</mo></math> 0.30). Weak-to-moderate positive correlation between MRI and intra-operative cartilage grading was found for all readers/grading systems (0.17 <math><mo>≤</mo></math> Τ <math><mo>≤</mo></math> 0.43). Cartilage defects were slightly under-reported on MRI, reaching statistical significance at the femoral head. There was moderate-to-strong positive correlation between radiographic central joint narrowing and MRI central femoral head cartilage loss (0.35 <math><mo>≤</mo></math> Τ <math><mo>≤</mo></math> 0.55) for all readers. Inter-reader reliability was fair-to-moderate for radiographs, but poor for MRI. Clinical scores demonstrated very weak negative to no correlation with radiographic/MR cartilage findings and weak positive correlation with intra-operative cartilage findings.</p><p><strong>Conclusion: </strong>Despite MRI underestimation of cartilage loss, the very weak-to-weak correlation of clinical symptoms with pre-operative imaging and intra-operative findings emphasizes the importance of MRI in pre-operative evaluation.</p>","PeriodicalId":21783,"journal":{"name":"Skeletal Radiology","volume":" ","pages":"2117-2126"},"PeriodicalIF":2.2,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144038750","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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