Archives of Bone and Joint Surgery-ABJS最新文献

{"title":"Non-repairable Scaphoid Proximal Pole Nonunion Reconstruction by Hamate Arthroplasty: A Case Series Study.","authors":"Mohammad Ali Okhovatpour, Reza Zandi, Ahmadreza Ahmadi Abdashti, Meisam Jafari Kafiabadi","doi":"10.22038/ABJS.2024.79732.3644","DOIUrl":"10.22038/ABJS.2024.79732.3644","url":null,"abstract":"<p><strong>Objectives: </strong>Non-repairable scaphoid proximal pole nonunion remains a major challenge. Various reconstructive surgical approaches have been introduced, but each one has some limitations, including microvascular anastomosis, donor site morbidities, and the risk of compromising the scapholunate ligament.</p><p><strong>Methods: </strong>This prospective interventional case series was performed on five patients. The patients underwent reconstructive surgery using proximal hamate arthroplasty by a single surgeon and were followed up for at least 12 months.</p><p><strong>Results: </strong>All patients were male and the median age was 28, and the median follow-up time was 24 months. The median Mayo score was 70, and the DASH score was 0 (no disability) in 3 patients and 15 in two patients. The median of postoperative grip strength in the operated hands was 37.3 kg (Range 36.1-39) and in the opposite hands was 42.5 kg (Range 40-45.9). However, there were significant differences between grip strength between operated and opposite hands (P value= 0.008). A reduction of 11.1% and 15% was shown in postoperative flexion and extension compared with preoperative flexion and extension (P value = 0.194, P value = 0.102).</p><p><strong>Conclusion: </strong>Hamate arthroplasty for nonunion of the scaphoid proximal pole appears to be a viable surgical option with favorable outcomes in terms of union rates, functional recovery, and patient satisfaction.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"13 2","pages":"82-86"},"PeriodicalIF":1.2,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11836795/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143469503","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Discovery of Posterior Oblique Ligament (POL) within the Distal Forearm Cruciate Complex (DFCC).","authors":"Amir R Kachooei","doi":"10.22038/ABJS.2025.85035.3872","DOIUrl":"10.22038/ABJS.2025.85035.3872","url":null,"abstract":"<p><strong>Objectives: </strong>To introduce a ligament in the posterior distal extent of the forearm interosseous membrane (IOM).</p><p><strong>Methods: </strong>Ten cadavers were dissected in which the ligament was consistently present extending obliquely from the distal radius metaphysis to the distal radioulnar joint capsule. The ligament was also explored in a patient during posterior interosseous nerve (PIN) excision.</p><p><strong>Results: </strong>The posterior oblique ligament (POL) is found consistently in all cadavers via a dorsal approach.</p><p><strong>Conclusion: </strong>This discovery highlights the complexity of forearm ligamentous structures and their role in the proximal, middle, and distal radio-ulnar stabilization.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"13 3","pages":"134-137"},"PeriodicalIF":1.2,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11938359/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143732335","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Subspecialties and Characteristics of Leadership Position in Orthopaedic Surgery.","authors":"Mohammad Daher, Oscar Covarrubias, Tarishi Parmar, Marc Boutros, Pedro Yammine, Peter BouFadel, Ryan Lopez, Mohamad Y Fares, Adam Z Khan, Joseph A Abboud","doi":"10.22038/ABJS.2024.80029.3654","DOIUrl":"10.22038/ABJS.2024.80029.3654","url":null,"abstract":"<p><strong>Objectives: </strong>The composition of department leadership, notably the Department Chair and Program Director, plays a pivotal role in \"Match\" decision making and further residency training. This study aims to examine the current landscape of subspecialties and other demographic characteristics of the Department Chairs and Program Directors of orthopaedic surgery residency programs across the United States.</p><p><strong>Methods: </strong>A list of Department Chairs and Program Directors of all 201 ACGME orthopaedic surgery residency programs was generated from the Orthopaedic Residency Information Network (ORIN) website. Demographic information, years of practice, research productivity (H-Index), and subspecialty for both Chairpersons and Program Directors were gathered. Information was available on 163/201 department chairs and 199/201 program directors.</p><p><strong>Results: </strong>Among the 163 Department Chairs, Sports (24.5%), Adult Reconstruction (16.6%), and Trauma (13.5%) emerged as the most prevalent subspecialties, while Shoulder and Elbow (5.5%), Pediatrics (3.7%), and General Orthopedics (1.8%) were the least represented. Among the 199 Program Directors, Trauma (22.1%), Sports (17.1%), and Hand and Upper Extremity (14.1%) were the most common, while Shoulder and Elbow (6.0%), Foot and Ankle (5.5%), and General Orthopedics (1.0%) were the least represented. Chairpersons exhibited notably higher mean years of practice, mean H-index, and were more commonly male compared to Program Directors. However, in the multivariable regression model predicting leadership position, only years of practice and H-index were found to be significant predictors.</p><p><strong>Conclusion: </strong>Sports, trauma, joint reconstruction, and hand were the most common subspecialities among those in positions of leadership explained by their higher prevalence among American-board orthopedic surgeons. Furthermore, H-index and years of practice were both predictors of being a chairperson.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"13 1","pages":"39-46"},"PeriodicalIF":1.2,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11776383/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143068821","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Artificial Intelligence and the State of the Art of Orthopedic Surgery.","authors":"Mohammad Amin Khojastehnezhad, Pouya Youseflee, Ali Moradi, Mohammad H Ebrahimzadeh, Nafiseh Jirofti","doi":"10.22038/ABJS.2024.84231.3829","DOIUrl":"10.22038/ABJS.2024.84231.3829","url":null,"abstract":"<p><p>Artificial Intelligence (AI) is rapidly transforming healthcare, particularly in orthopedics, by enhancing diagnostic accuracy, surgical planning, and personalized treatment. This review explores current applications of AI in orthopedics, focusing on its contributions to diagnostics and surgical procedures. Key methodologies such as artificial neural networks (ANNs), convolutional neural networks (CNNs), support vector machines (SVMs), and ensemble learning have significantly improved diagnostic precision and patient care. For instance, CNN-based models excel in tasks like fracture detection and osteoarthritis grading, achieving high sensitivity and specificity. In surgical contexts, AI enhances procedures through robotic assistance and optimized preoperative planning, aiding in prosthetic sizing and minimizing complications. Additionally, predictive analytics during postoperative care enable tailored rehabilitation programs that improve recovery times. Despite these advancements, challenges such as data standardization and algorithm transparency hinder widespread adoption. Addressing these issues is crucial for maximizing AI's potential in orthopedic practice. This review emphasizes the synergistic relationship between AI and clinical expertise, highlighting opportunities to enhance diagnostics and streamline surgical procedures, ultimately driving patient-centric care.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"13 1","pages":"17-22"},"PeriodicalIF":1.2,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11776378/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143068771","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Factors Associated with the Clinical Outcomes of Ankle Instability Surgery.","authors":"Yashar Shahbaz, Mahla Daliri, Mohammad H Ebrahimzadeh, Sayyed Hadi Sayyed Hosseinian","doi":"10.22038/ABJS.2024.74008.3427","DOIUrl":"10.22038/ABJS.2024.74008.3427","url":null,"abstract":"<p><strong>Objectives: </strong>More than 20% of patients experience chronic lateral ligamentous instability of the ankle (CLLIOTA) following the appropriate management of an ankle sprain. The modified Broström-Gould (MBG) procedure has become the standard treatment for the anatomic repair of symptomatic CLLIOTA.</p><p><strong>Methods: </strong>This retrospective, single-group study included all patients with CLLIOTA who underwent surgery using the MBG technique in Shahid Kamyab Hospital, Mashhad, Iran, between July 2015 and August 2020. The American Orthopedic Foot and Ankle Score (AOFAS), Manchester-Oxford Foot Questionnaire (MOXFQ), and Pain Visual Analog Scale (VAS) were used to evaluate the outcome. The correlation between patient-related factors and each outcome measure was also analyzed.</p><p><strong>Results: </strong>In total, 38 patients underwent the MBG procedure. The mean follow-up was 40.1 (18-67) months. Overall, 15 patients (39.47%) had a history of sports-related ankle sprains, and 15 (39.47%) had ankle osteochondral lesions. The AOFAS score improved significantly (51.23±13.49 to 91.92±12.077, P<0.001), while MOXFQ and VAS scores decreased significantly in the follow-up evaluation (50.28±9.33 to 27.5±13.35, P<0.001, and 6.2±1.47 to 2.18±1.86, P<0.001, respectively). No significant correlation was found between pre-operative ankle osteoarthritis, talus osteochondral lesion, duration of the follow-up, ankle sprain etiology (sports vs. non-sports), age, body mass index, gender, and the interval between the first sprain and surgery on the one hand, and post-operative outcomes, on the other hand. The more time passed after the surgery, the less painful the ankle of the patient was (P=0.038). No failure was observed among the patients.</p><p><strong>Conclusion: </strong>This study showed that the open MBG technique for CLLIOTA can improve clinical outcomes with no major complications following surgery in the Iranian population.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"13 1","pages":"30-38"},"PeriodicalIF":1.2,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11776384/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143068787","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Elevating Orthopedics and Sports Medicine Research in the Middle East.","authors":"Raju Vaishya, Mohammad H Ebrahimzadeh, Abhishek Vaish","doi":"10.22038/abjs.2025.87796.3986","DOIUrl":"10.22038/abjs.2025.87796.3986","url":null,"abstract":"","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"13 6","pages":"304-306"},"PeriodicalIF":1.2,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12238861/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144609925","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Factors Associated with Non-Unions of Fifth Metatarsal Fractures.","authors":"Alexandra Flaherty, Emma Tomlinson, Bradley Weaver, Bardiya Akhbari, Christopher W Digiovanni, Soheil Ashkani-Esfahani, Lorena Bejarano-Pineda, John Y Kwon","doi":"10.22038/ABJS.2025.81228.3708","DOIUrl":"10.22038/ABJS.2025.81228.3708","url":null,"abstract":"<p><strong>Objectives: </strong>Metatarsal fractures account for 5-6% of all fractures presenting to emergency care centers with 68% being fifth metatarsal (5MT) fractures. While most heal uneventfully, non-union is one of the most common complications regardless of treatment modality. Predicting the risk for non-union would potentially change treatment decisions thus lowering burden on patients and the healthcare system. The aim of this study was to identify factors associated with non-union in 5MT fractures.</p><p><strong>Methods: </strong>In this retrospective case-control study, 731 patients met inclusion criteria. Radiographs and clinical documentation were utilized to determine fracture characteristics and final healing status. 547 were assigned to the union group and 184 to the non-union group. Patients' data were gathered and analyzed using machine learning methods, as well as Mann-Whitney U, Pearson R chi-square test, and multivariable logistic regression analysis. P<0.05 was considered statistically significant.</p><p><strong>Results: </strong>The overall radiographic non-union rate was 25.2%. The highest incidence of non-union was observed for Zone 3 fractures (31.2%). Fracture displacement (P=0.03) was found to have an independent correlation with healing. Several chronic conditions such as osteoporosis (P=0.03), irritable bowel syndrome (P=0.01), cardiovascular disease (P=0.01) and sleep apnea (P=0.03), were found to have an independent correlation with healing. Beta-blockers (P=0.047) and topical steroids (P=0.04) were also found to be associated with 5MT non-union.</p><p><strong>Conclusion: </strong>In this study, we identified several non-traditional factors associated with 5MT fracture non-union that warrant further consideration and may assist clinicians during the decision-making process. The relationship between non-fracture related factors with non-union needs to be further examined via larger clinical studies before causality can be determined and designation of those variables as risk factors.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"13 6","pages":"367-377"},"PeriodicalIF":1.2,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12238859/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144609926","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Cemented Versus Cementless Total Knee Arthroplasty: Analysis of the Latest Literature Data.","authors":"E Carlos Rodriguez-Merchan","doi":"10.22038/ABJS.2024.83365.3796","DOIUrl":"10.22038/ABJS.2024.83365.3796","url":null,"abstract":"<p><p>The use of cementless total knee arthorplasty (TKA) has increased in recent years to the detriment of the use of cemented TKA. However, there is still no agreement on when to cement and in whom. A recent meta-analysis has shown that the cumulative survival at 12 years was 97% for the cementless implants and 89% for the cemented implants. Besides, no differences between the cemented and cementless TKAs were found in patient-reported results and revision rates. Another study showed noninferiority to cemented TKA. Its authors stated that cementles TKA can be utilized as an alternative mode of fixation in individuals opting for primary TKA. However, it was mentioned that additional long-run follow-up was required to confirm if cementless TKA can exhibit improved survivorship over cemented TKA. In individuals > 70 years of age, cementless TKA accomplished clinical scores equivalent to those of younger individuals at 2-year follow-up. Cementless TKA seemed to be a safe alternative for older individuals. Another meta-analysis has shown a substantial reduction in all-cause revisions and revisions for aseptic loosening when utilizing cementless fixation in high body mass index individuals when compared to the usage of cemented implants. In conclusion, clinical practice guidelines are required to ensure safe and efficacious usage of cementless fixation.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"13 5","pages":"29-303"},"PeriodicalIF":1.2,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12232569/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144592599","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Trends in Orthopaedic Surgery on Patients 90 Years Old and Older 2014-2023.","authors":"Lilah Fones, Amir R Kachooei, Pedro K Beredjiklian","doi":"10.22038/ABJS.2024.82754.3768","DOIUrl":"10.22038/ABJS.2024.82754.3768","url":null,"abstract":"<p><strong>Objectives: </strong>The United States (US) population is aging with an increasing number of older adults over 90 years old. The primary purpose of this study is to evaluate trends in orthopaedic surgeries in patients 90 years old and greater over the past decade from 2014-2023.</p><p><strong>Methods: </strong>Patients ≥90 years old at the time of surgery at a single orthopaedic specialty practice from 2014 through 2023 were identified. All patients that underwent nonsurgical treatment were excluded. Surgeries were categorized by musculoskeletal area and procedure type by CPT codes. Musculoskeletal areas include Shoulder, Humerus/Elbow, Forearm/Wrist, Hand/Fingers, Pelvis/Hip, Femur/Knee, Leg/Ankle, Foot/Toes, Spine, Integumentary, Nervous System, and Other.</p><p><strong>Results: </strong>Over the last decade, 5,291 orthopaedic surgeries were performed on 4,807 patients 90 years old and older (age range 90-107 years old; 75% female). Of these patients, 91% underwent only one surgery while ≥90 years old, while the remaining underwent between two to five surgeries. The number of surgeries each year ranged from 180 to 680 with a positive correlation between year and number of surgeries and a greater than threefold increase in surgeries 2014-2023. The Pelvis and Hip were the primary musculoskeletal areas of surgery, accounting for 69% of surgeries overall, followed by femur and knee (11%) and nervous system (which includes carpal tunnel release, 5.2%). Most surgeries (69%) were for a fracture or dislocation.</p><p><strong>Conclusion: </strong>There is an increase in volume of orthopaedic surgery on patients ≥90 years old over the last decade between 2014-2023, the majority of which were performed on the hip and pelvis and for fractures or dislocations. As older adults ≥90 years old continue to increase in the population, we project the surgical volume will continue to grow and place a large financial burden on the US healthcare system.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"13 3","pages":"157-163"},"PeriodicalIF":1.2,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11938363/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143732369","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Outcomes and Complications of Arthroscopic Treatment for Septic Arthritis of the Hip: A Systematic Review.","authors":"Mohammad Poursalehian, Sina Hajiaghajani, Amirhosein Sabaghian, Amir Human Hoveidaei, Janet D Conway","doi":"10.22038/ABJS.2024.80263.3668","DOIUrl":"10.22038/ABJS.2024.80263.3668","url":null,"abstract":"<p><strong>Objectives: </strong>The exact role and safety of arthroscopy in SAH management remain contentious. This systematic review aims to assess the outcomes and complications of arthroscopic treatment, shedding light on its efficacy and safety profile.</p><p><strong>Methods: </strong>Following PRISMA guidelines, searches were conducted in PubMed, Scopus, Embase, and Web of Science until January 25, 2024. Eligible studies included SAH patients undergoing arthroscopic treatment. Data extraction covered demographics, clinical findings, and functional outcomes. Quality assessment used NIH case series assessment and Newcastle-Ottawa Scale. Quantitative analysis focused on Hip Harris Score, post-operative pain rate, and revision rate using a random-effects model. Comprehensive Meta-Analysis (CMA) software version 3.3 facilitated analyses.</p><p><strong>Results: </strong>The primary search yielded 1,662 articles, after screening the records, 35 study included. In case report studies, 18 patients were analyzed with an average age of 33.7 years. Complications included joint ankylosis, osteonecrosis, muscle atrophy, and osteopenia. Revision surgery was performed in three cases, with one due to infection. In case series studies, 295 patients with an average age of 15.6 years had complications such as joint collapse, femoral nerve palsy, and avascular necrosis. Thirteen revision cases were reported. Among 18 case series, arthroscopic complications were noted in nine studies, while six studies reported none. Full range of motion was achieved in 13 studies, and pain resolution in 11.</p><p><strong>Conclusion: </strong>Utilizing arthroscopic techniques for treating septic arthritis of the hip represents a safe, effective, and minimally invasive choice, demonstrating favorable clinical results, relatively low rates of revision and complications, and rapid rehabilitation periods.</p>","PeriodicalId":46704,"journal":{"name":"Archives of Bone and Joint Surgery-ABJS","volume":"13 2","pages":"62-74"},"PeriodicalIF":1.2,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11836794/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143469504","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}