Acta Orthopaedica最新文献

{"title":"The indication for aseptic revision TKA does not influence 1-year outcomes: an analysis of 178 full TKA revisions from a prospective institutional registry.","authors":"Siri B Winther,&nbsp;Gøril Lund Snorroeggen,&nbsp;Jomar Klaksvik,&nbsp;Olav A Foss,&nbsp;Tarjei Egeberg,&nbsp;Tina Strømdal Wik,&nbsp;Otto S Husby","doi":"10.2340/17453674.2022.4878","DOIUrl":"https://doi.org/10.2340/17453674.2022.4878","url":null,"abstract":"<p><strong>Background and purpose: </strong>Outcomes following revision total knee arthroplasty (TKA) may depend on the indication for revision surgery. We compared pain, patient-reported outcome measures (PROMs), and patient satisfaction among different indications for an aseptic TKA revision.</p><p><strong>Patients and methods: </strong>This was a retrospective study of prospective data from an institutional registry of 178 primary TKAs revised between 2012 and 2020. Patients were grouped by the main reason for their revision: loosening, malposition, instability, or stiffness. Pain during mobilization and at rest (NRS 0-10), physical function (KOOS-PS and KSS), and quality of life (EQ-5D) were surveyed preoperatively and at 2 months and 1 year postoperatively. Patient satisfaction was evaluated through questions related to knee function and their willingness to undergo the same surgery again at 1-year follow-up.</p><p><strong>Results: </strong>Pain and PROMs improved in all groups and did not differ statistically significantly between the 4 groups at 1-year follow-up, but equivalence for pain was not confirmed between groups. Overall, pain during mobilization improved by 2.4 (95% CI 1.9-3.0) at 1-year follow-up, which was both clinically and statistically significant. Improvements were seen within 2 months of surgery, with no further improvements seen 1 year postoperatively. Approximately 2/3 of patients reported that their knee function had improved and would undergo the same surgery again, at 1-year follow-up.</p><p><strong>Conclusion: </strong>Statistically significant and clinically relevant improvements in pain and PROMs were seen in all 4 revision groups 1 year after revision TKA. These results may assist clinicians and patients during preoperative counselling.</p>","PeriodicalId":6916,"journal":{"name":"Acta Orthopaedica","volume":"93 ","pages":"819-825"},"PeriodicalIF":3.7,"publicationDate":"2022-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/48/74/ActaO-93-4878.PMC9585615.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9311699","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":"Impact of the COVID-19 lockdown on patient-reported outcome measures in Dutch hip and knee arthroplasty patients.","authors":"Joshua M Bonsel,&nbsp;Lichelle Groot,&nbsp;Abigael Cohen,&nbsp;Jan A N Verhaar,&nbsp;Maaike G J Gademan,&nbsp;Anneke Spekenbrink-Spooren,&nbsp;Gouke J Bonsel,&nbsp;Max Reijman","doi":"10.2340/17453674.2022.4856","DOIUrl":"https://doi.org/10.2340/17453674.2022.4856","url":null,"abstract":"<p><strong>Background and purpose: </strong>During the first COVID-19 lockdown elective surgery was greatly reduced. Prioritization of patients with greater need and expected benefit in terms of quality of life was advised. The lockdown also potentially affected follow-up outcomes. Therefore, our study compared patient-reported outcome measures (PROMs) retrieved during the lockdown of Dutch primary total hip and knee arthroplasty (THA, TKA) patients with previous years.</p><p><strong>Patients and methods: </strong>We performed cross-sectional analyses using national data from the Dutch Orthopaedic Registry (LROI). All primary elective THA and TKA patients with preoperative or postoperative PROMs (EQ-5D-3L index, OHS/OKS) during the first COVID-19 lockdown between March and July 15, 2020 were included. Patients with PROMs during the same months in 2018 plus 2019 were used as control. Finally, 33,453 THA and 27,335 TKA patients were included. Patient characteristics were compared during versus before the lockdown. Subsequently, the lockdown effect on PROMs scores was analyzed with multivariable linear regression.</p><p><strong>Results: </strong>During the COVID-19 lockdown, THA and TKA patients had a lower age and BMI preoperatively, and more often had surgery in private clinics. Both preoperative PROMs in THA patients, but not in TKA patients, were worse (EQ-5D: Adjusted mean difference (AMD) -0.021, p < 0.001) during the lockdown compared with prior years. Both postoperative PROMs in THA and TKA patients were better during the lockdown (12-month EQ-5D in THA: AMD 0.010, p = 0.003; and in TKA: AMD 0.013, p < 0.001).</p><p><strong>Interpretation: </strong>During the COVID-19 lockdown, THA patients had slightly worse preoperative PROMs, suggesting selection of patients with greater urgency. Postoperative PROMs in both THA and TKA patients differed minimally. Overall, the observed differences were likely not clinically relevant.</p>","PeriodicalId":6916,"journal":{"name":"Acta Orthopaedica","volume":"93 ","pages":"808-818"},"PeriodicalIF":3.7,"publicationDate":"2022-10-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/9e/01/ActaO-93-4856.PMC9574562.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9316779","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":"Decreased burden of revision hip replacements despite substantial rise in prevalence: a register-based analysis in Finland.","authors":"Konsta J Pamilo,&nbsp;Jaason Haapakoski,&nbsp;Tuulikki Sokka-Isler,&nbsp;Ville Remes,&nbsp;Juha Paloneva","doi":"10.2340/17453674.2022.4837","DOIUrl":"https://doi.org/10.2340/17453674.2022.4837","url":null,"abstract":"<p><strong>Background and purpose: </strong>While the incidence of THR operations has been established, little is known about the prevalence or the ratio of the annual number of revision THRs to the total number of THRs in the general population. By combining data from nationwide registers, we calculated the annual prevalence of THRs and the revision burden caused by THR survivors in Finland.</p><p><strong>Patients and methods: </strong>All primary THRs performed between 1980 and 2020 were identified from the Finnish Arthroplasty Register (FAR). Patient deaths were extracted from the Finnish Digital and Population Data Services Agency and THR revisions and removals from the FAR and the Finnish Hospital Discharge Register. We analyzed annual THR prevalence by dividing the number of THRs by the population aged 40 or older and the revision burden factor (RBF) by dividing the annual number of revisions by the total number of primary and revision THRs in the population. The proportions of bilateral implants and patients with THRs performed more than 10 years earlier (older THRs) were identified.</p><p><strong>Results: </strong>THR prevalence in Finland increased rapidly, reaching 3.6% in 2020. Between 2010 and 2020, the number of THRs increased by 50% and the prevalence of THRs by 38%. In 2020, the proportion of bilateral THRs had risen to 29% and the proportion of patients with older THRs to 36%. The RBF decreased between 1996 and 2020 from 3.1% to 1.3% (age- and sex-adjusted proportion ratio PR 0.42 [95% CI 0.39-0.45]).</p><p><strong>Interpretation: </strong>Despite the decrease in the RBF, the rapidly increasing prevalence of THRs potentially increases the number of revisits and revisions and thus poses a challenge for healthcare in the future.</p>","PeriodicalId":6916,"journal":{"name":"Acta Orthopaedica","volume":"93 ","pages":"801-807"},"PeriodicalIF":3.7,"publicationDate":"2022-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/04/dd/ActaO-93-4837.PMC9555216.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9666516","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":"Study protocol: The DAICY trial-dual versus single-antibiotic impregnated cement in primary hemiarthroplasty for femoral neck fracture-a register-based cluster-randomized crossover-controlled trial.","authors":"Sebastian Mukka,&nbsp;Nils P Hailer,&nbsp;Michael Möller,&nbsp;Max Gordon,&nbsp;Stergios Lazarinis,&nbsp;Cecilia Rogmark,&nbsp;Ollie Östlund,&nbsp;Olof Sköldenberg,&nbsp;Olof Wolf","doi":"10.2340/17453674.2022.4819","DOIUrl":"https://doi.org/10.2340/17453674.2022.4819","url":null,"abstract":"<p><strong>Background and purpose: </strong>Older patients with a displaced femoral neck fracture (FNF) are often treated with a cemented primary hemiarthroplasty (HA). The DAICY trial investigates whether high-dose dual-impregnated antibioticloaded cement (DIAC) including gentamicin and clindamycin can reduce the risk of periprosthetic joint infection (PJI) in comparison with low-dose single-impregnated gentamicin antibiotic-loaded cement (SIAC), in patients ≥ 60 years treated with a cemented HA for a displaced FNF.</p><p><strong>Study design: </strong>The trial is a national, multicenter, register-based, cluster-randomized, crossover trial. Patients ≥ 60 years with a non-pathological, displaced FNF (Type Garden 3-4/AO 31-B2 or B3) suitable for HA according to local guidelines are eligible for inclusion. Participating orthopedic departments will be randomized to start with either SIAC (control group) or DIAC treatment (intervention group) for 2 years. After 2 years, the study departments will then change to the other treatment arm for the remaining 2 years of the study. Approximately 7,000 patients will be included. The study is pragmatic in that the choice of implant brands, surgical approach and peri- and postoperative protocols follow the local routines of each participating department. All outcome variables will be retrieved after linkage of the study cohort to the following Swedish registers: the Fracture Register, the Arthroplasty Register, the National Patient Register and the Prescribed Drug Registry Outcome: The primary outcome will be periprosthetic joint infection of the index joint within 1 year after surgery. Secondary outcomes will be any reoperation on the index joint, mortality within 90 days and 1 year, resistance patterns of causative bacteria in cases of PJI, and health economics. Potential added value: This trial is designed to support or refute the efficacy of DIAC used in patients with a displaced FNF, potentially reducing PJI and resource allocation. Start of the trial and estimated duration - The DAICY trial started recruiting patients in January 2022 and will continue recruiting for approximately 4 years. Complete follow-up expected in 5 years.</p>","PeriodicalId":6916,"journal":{"name":"Acta Orthopaedica","volume":"93 ","pages":"794-800"},"PeriodicalIF":3.7,"publicationDate":"2022-10-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/e9/cf/ActaO-93-4819.PMC9535850.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9311035","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":"Declining trends in arthroscopic meniscus surgery and other arthroscopic knee procedures in Denmark: a nationwide register-based study.","authors":"Matilde Lundberg,&nbsp;Jens Søndergaard,&nbsp;Bjarke Viberg,&nbsp;L Stefan Lohmander,&nbsp;Jonas B Thorlund","doi":"10.2340/17453674.2022.4803","DOIUrl":"https://doi.org/10.2340/17453674.2022.4803","url":null,"abstract":"<p><strong>Background and purpose: </strong>A doubling of arthroscopic meniscal procedures was observed in Denmark from 2000 to 2011, but arthroscopic meniscal procedures for degenerative meniscal tears are no longer recommended. We performed an updated investigation of Danish meniscal procedure trends in the private and public healthcare sectors in Denmark from 2006 to 2018, including trends for other arthroscopic knee procedures.</p><p><strong>Patients and methods: </strong>We extracted data on the 5 most commonly registered arthroscopic knee procedures (diagnostic arthroscopy, meniscal surgery, anterior cruciate ligament reconstruction, synovectomy, and cartilage resection) from the Danish National Patient Register from January 1, 2006 to December 31, 2018, linked with the Danish Population Statistic Register, to obtain data on age and sex.</p><p><strong>Results: </strong>414,253 arthroscopic knee procedures were registered during 315,290 surgeries on 244,113 individual patients in the study period. For meniscal procedures, the highest incidence was observed in 2010 (319 per 105 persons/year, 95% CI 314-323) and the lowest in 2018 (173 per 105 persons/year, CI 169-176), corresponding to relative decrease of 46% from 2010 to 2018. Remaining arthroscopic procedures also showed declining trends, with lowest incidence for all procedures in 2018.</p><p><strong>Interpretation: </strong>A large decrease in the incidence for arthroscopic meniscal procedures was observed from 2010 to 2018, possibly in response to mounting evidence of limited benefit of this procedure for degenerative knee disease. All other investigated arthroscopic knee procedures also declined in the same period.</p>","PeriodicalId":6916,"journal":{"name":"Acta Orthopaedica","volume":"93 ","pages":"783-793"},"PeriodicalIF":3.7,"publicationDate":"2022-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/46/14/ActaO-93-4803.PMC9521053.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9316308","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 learning curve of the direct anterior approach is 100 cases: an analysis based on 15,875 total hip arthroplasties in the Dutch Arthroplasty Register.","authors":"Rinne M Peters,&nbsp;Bas L E F Ten Have,&nbsp;Kyrill Rykov,&nbsp;Liza Van Steenbergen,&nbsp;Hein Putter,&nbsp;Marijn Rutgers,&nbsp;Stan Vos,&nbsp;Bob Van Steijnen,&nbsp;Rudolf W Poolman,&nbsp;Stephan B W Vehmeijer,&nbsp;Wierd P Zijlstra","doi":"10.2340/17453674.2022.4802","DOIUrl":"https://doi.org/10.2340/17453674.2022.4802","url":null,"abstract":"<p><strong>Background and purpose: </strong>In the last decade, the direct anterior approach (DAA) for total hip arthroplasty (THA) has become more popular in the Netherlands. Therefore, we investigated the learning curve and survival rate of the DAA in primary THA, using data from the Dutch Arthroplasty Register (LROI).</p><p><strong>Patients and methods: </strong>We identified all patients who received a primary THA using the DAA in several high-volume centers in the Netherlands between 2007 and 2019 (n = 15,903). Procedures were ordered per surgeon, using date of operation. Using the procedure number, operations were divided into 6 groups based on the number of previous procedures per surgeon (first 25, 26-50, 51-100, 101-150, 151-200, > 200). Data from different surgeons in different hospitals was pooled together. Revision rates were calculated using a multilevel time-to-event analysis.</p><p><strong>Results: </strong>Patients operated on in group 1-25 (hazard ratio [HR] 1.6; 95% CI 1.1-2.4) and 26-50 (HR 1.6; CI 1.1-2.5) had a higher risk for revision compared with patients operated on in group > 200 THAs. Between 50 and 100 procedures the revision risk was increased (HR 1.3; CI 0.9-1.9), albeit not statistically significant. From 100 procedures onwards the HR for revision was respectively 1.0 (CI 0.6-1.6) and 0.8 (CI 0.5-1.4) for patients in operation groups 101-150 and 151-200. Main reasons for revision were loosening of the stem (29%), periprosthetic infection (19%), and dislocation (16%).</p><p><strong>Interpretation: </strong>We found a 64% increased risk of revision for patients undergoing THA using the DAA for the first 50 cases per surgeon. Between 50 and 100 cases, this risk was 30% increased, but not statistically significant. From 100 cases onwards, a steady state had been reached in revision rate. The learning curve for DAA therefore is around 100 cases.</p>","PeriodicalId":6916,"journal":{"name":"Acta Orthopaedica","volume":"93 ","pages":"775-782"},"PeriodicalIF":3.7,"publicationDate":"2022-09-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/1c/5d/ActaO-93-4802.PMC9521054.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10167002","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":"Calcium phosphate bone cement and metaphyseal -corrective osteotomies in the upper extremity: long-term follow-up of 10 children.","authors":"Mona I Winge, Magne Røkkum","doi":"10.2340/17453674.2022.4589","DOIUrl":"10.2340/17453674.2022.4589","url":null,"abstract":"<p><strong>Background and purpose: </strong>The evaluation of metaphyseal angular deformities in children includes indication and timing for corrective osteotomy, and possible need for several operations during growth. Gap-fillers are usually autologous bone grafts, which might cause donor site problems. Calcium phosphate (CaP) bone cement may be a possible alternative.</p><p><strong>Patients and methods: </strong>We performed 15 corrective osteotomies from 2007 to 2013 in 10 children, ages 5 to 18, with Norian SRS bone cement as a gap-filler, in the distal radius (12), proximal radius (1), and proximal humerus (2). Due to growth arrest and gradually increasing malalignments 3/10 children needed 1-3 additional corrections. Locking plates and screws were used except in 1 case at first surgery, aged 5 (K-wires). 2 children needed additional limb lengthening with external fixator.</p><p><strong>Results: </strong>All osteotomies healed. Postoperative radiographs and CT scans showed good alignment and gradual transformation of cement into bone. Remodeling was visible intraoperatively in patients needing multiple surgeries. Return to earlier osteotomy sites was unproblematic. No adverse events from using CaP cement were experienced.</p><p><strong>Interpretation: </strong>CaP cement is an alternative to bone grafts in upper extremity metaphyseal corrective osteotomies in children, and also when greater corrections are necessary or several surgeries indicated during the growth period.</p>","PeriodicalId":6916,"journal":{"name":"Acta Orthopaedica","volume":"93 ","pages":"769-774"},"PeriodicalIF":2.5,"publicationDate":"2022-09-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/e2/63/ActaO-93-4589.PMC9511366.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9366322","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 first contacts between Lithuanian and Swedish orthopedic surgeons after the Cold War.","authors":"Nils Hansson,&nbsp;Giacomo Padrini,&nbsp;Thorsten Halling,&nbsp;Felicitas Söhner","doi":"10.2340/17453674.2022.4588","DOIUrl":"https://doi.org/10.2340/17453674.2022.4588","url":null,"abstract":"","PeriodicalId":6916,"journal":{"name":"Acta Orthopaedica","volume":"93 ","pages":"767-768"},"PeriodicalIF":3.7,"publicationDate":"2022-09-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/e5/fe/ActaO-93-4588.PMC9501728.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9365859","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":"Epidemiology and trends in management of acute proximal humeral fractures in adults: an observational study of 137,436 cases from the Danish National Patient Register, 1996-2018.","authors":"Stig Brorson,&nbsp;Bjarke Viberg,&nbsp;Per Gundtoft,&nbsp;Bamo Jalal,&nbsp;Søren Ohrt-Nissen","doi":"10.2340/17453674.2022.4578","DOIUrl":"https://doi.org/10.2340/17453674.2022.4578","url":null,"abstract":"<p><strong>Background and purpose: </strong>Proximal humeral fractures (PHF) can be managed surgically or non-surgically. Locking plates have been the preferred head-preserving surgical technique while hemiarthroplasty (HA) or reverse shoulder arthroplasty (RSA) have been used in joint replacement surgery. We describe the epidemiology and trends in management of acute PHF in Denmark with a focus on (i) changes in the incidence of PHF; (ii) changes in the proportion of surgical cases; and (iii) changes in preferred surgical techniques.</p><p><strong>Patients and methods: </strong>Data on diagnoses and interventions was retrieved from the Danish National Patient Register. Patients aged 18 years and above were included. Surgical treatment was defined as the diagnosis of PHF combined with a predefined surgical procedure code within 3 weeks of injury. Data on plate osteosynthesis, HA, RSA, and \"other techniques\" was retrieved. Non-surgical treatment was defined as no relevant surgical procedure code within 3 weeks.</p><p><strong>Results: </strong>We identified 137,436 PHF (72% women) in the Danish National Patient Register. The overall mean incidence was 138/100,000/year (500 for women 60 years or above). Non-surgical treatment accounted for 119,966 (87%). The 17,470 surgical procedures included 42% locking plates, 34% arthroplasties, and 25% other techniques. The rate of surgery declined from 17% in 2013 to 11% in 2018.</p><p><strong>Interpretation: </strong>The overall incidence of PHF remained stable between 1996 and 2018 but the absolute number increased. The approach to PHF remains predominantly non-surgical. The number of surgeries in Denmark have decreased since 2013, especially for locking plates and HA, while RSA is increasingly used.</p>","PeriodicalId":6916,"journal":{"name":"Acta Orthopaedica","volume":"93 ","pages":"750-755"},"PeriodicalIF":3.7,"publicationDate":"2022-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/54/82/ActaO-93-4578.PMC9500535.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9666512","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":"Salphage: salvage bacteriophage therapy for a recalcitrant Klebsiella pneumoniae prosthetic shoulder infection - a case report.","authors":"James B Doub,&nbsp;Akira Shishido,&nbsp;Uma Srikumaran,&nbsp;John Haskoor,&nbsp;Phuong Tran-Nguyen,&nbsp;Myounghee Lee,&nbsp;Silvia Würstle,&nbsp;Alina Lee,&nbsp;Kaitlyn Kortright,&nbsp;Benjamin K Chan","doi":"10.2340/17453674.2022.4579","DOIUrl":"https://doi.org/10.2340/17453674.2022.4579","url":null,"abstract":"A healthy 70-year-old male initially presented with an irrepa-rable full-thickness rotator cuff tear treated with a left reverse shoulder arthroplasty (RSA). 3 weeks later a traumatic fall caused a glenoid fracture. This was treated with surgical revision of his RSA and glenoid open reduction and internal fixation. No overt infection was observed, but cultures grew extended-spectrum beta-lactamase (ESBL) Klebsiella pneumoniae","PeriodicalId":6916,"journal":{"name":"Acta Orthopaedica","volume":"93 ","pages":"756-759"},"PeriodicalIF":3.7,"publicationDate":"2022-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/e2/3d/ActaO-93-4579.PMC9500534.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9365860","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}