Hip & pelvisPub Date : 2026-06-01DOI: 10.5371/hp.2026.38.2.145
Byung-Ho Yoon, Suyeon Park, Eunseo Joung, Naye Kang, Nah Yon Kim, Ki Tae Park
{"title":"Success Rate of Partial Two-Stage Exchange Arthroplasty for Late Chronic Periprosthetic Joint Infections in Total Hip Arthroplasty: A Meta-Analysis.","authors":"Byung-Ho Yoon, Suyeon Park, Eunseo Joung, Naye Kang, Nah Yon Kim, Ki Tae Park","doi":"10.5371/hp.2026.38.2.145","DOIUrl":"10.5371/hp.2026.38.2.145","url":null,"abstract":"<p><strong>Purpose: </strong>Periprosthetic joint infections (PJIs) resulting from total hip arthroplasty (THA) pose significant challenges. Partial two-stage exchange arthroplasty (TSEA) retains either the femoral stem or acetabular cup by preserving bone stock and soft tissue and offers a potential alternative to total TSEA. Our meta-analysis evaluated the pooled success rate of partial TSEA in treating late chronic PJIs in THA. Our study also focused on the outcomes associated with retained prosthetic implant (stem or cup) and the type of prior surgery (primary vs. revision arthroplasty) performed.</p><p><strong>Materials and methods: </strong>We analyzed data from 355 hips of patients with PJI following THA across 11 studies using a random-effects model to estimate the success rate of partial TSEA and spacer dislocation that occurs during the interval between the first and second stages of partial TSEA. The heterogeneity between the subgroups was also calculated.</p><p><strong>Results: </strong>The overall pooled success rate of partial TSEA in the study cohort was 87% (95% confidence interval [CI] 83-91). Lacking statistical significance (<i>P</i>=0.904), the success rates were 88% for stem-retained and 90% for cup-retained implant cases. The partial TSEA success rates were 88% for primary arthroplasty and 80% for revision arthroplasty, although this was not statistically significant (<i>P</i>=0.193). Spacer dislocation occurred in only 5% of the cases (95% CI 1-9).</p><p><strong>Conclusion: </strong>Partial TSEA achieves high success rates comparable to those of total TSEA. Although revision arthroplasty cases carry a high risk of recurrence, partial TSEA remains a viable, tailored treatment option with a low complication rate.</p>","PeriodicalId":73239,"journal":{"name":"Hip & pelvis","volume":"38 2","pages":"145-154"},"PeriodicalIF":0.0,"publicationDate":"2026-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13247323/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148145697","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}
Hip & pelvisPub Date : 2026-06-01DOI: 10.5371/hp.2026.38.2.196
Ramón A Arza, Ajay S Potluri, Mitchell Thom, Glenn D Wera
{"title":"Predictors of In-Hospital Mortality, Cost, and Length of Stay following Periprosthetic Fracture of the Hip.","authors":"Ramón A Arza, Ajay S Potluri, Mitchell Thom, Glenn D Wera","doi":"10.5371/hp.2026.38.2.196","DOIUrl":"10.5371/hp.2026.38.2.196","url":null,"abstract":"<p><strong>Purpose: </strong>The frequency of total hip arthroplasty (THA) has increased significantly. The morbidity and economic burden of periprosthetic hip fractures (PPHFx) following THA is high. The objective of this study is to identify predictors of in-hospital mortality, length of stay (LOS), and hospital costs associated with PPHFx.</p><p><strong>Materials and methods: </strong>A retrospective analysis of the National Inpatient Sample (NIS) for all patients diagnosed with periprosthetic fracture around the internal prosthetic hip joint (International Classification of Disease, Tenth Revision, Clinical Modification [ICD-10-CM], M97.01XA, and M97.02XA) between 2016 and 2019 was conducted. Predictors of outcomes following PPHFx were assessed using univariable analyses; those with a <i>P</i>-value below 0.2 were included in the final multivariable models. Logistic regression was used to determine predictors of in-hospital mortality and linear regression for assessment of hospital cost and LOS predictors.</p><p><strong>Results: </strong>The study included 77,565 patient encounters. Significant predictors of in-hospital mortality included age, female sex, and comorbidities, such as metastatic cancer and liver disease. Predictors of increased LOS included black race, comorbidities, such as paralysis and fluid and electrolyte disorders, primary payment source, household income, hospital size, and type. Hospital costs showed an association with race, comorbidities, hospital type, and procedure.</p><p><strong>Conclusion: </strong>In the setting of PPHFx, higher comorbidity, particularly fluid and electrolyte, paralysis, and metastatic cancer, showed an association with all three outcome variables. In addition to comorbidity, advanced age, particularly nonagenarians, showed an association with in-hospital mortality, while cost was primarily driven by the procedure performed.</p>","PeriodicalId":73239,"journal":{"name":"Hip & pelvis","volume":"38 2","pages":"196-206"},"PeriodicalIF":0.0,"publicationDate":"2026-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13247321/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148145570","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":"Quadratus Femoris Muscle Pedicle Bone Grafting in Early-Stage Osteonecrosis of Femoral Head.","authors":"Sumit Arora, Ojaswi Phaldessai, Arihant Kataria, Sabyasachi Chatterjee, Nitish Bansal, Abhishek Kashyap","doi":"10.5371/hp.2026.38.2.127","DOIUrl":"10.5371/hp.2026.38.2.127","url":null,"abstract":"<p><strong>Purpose: </strong>Reports remain sparse on the outcomes of quadratus femoris muscle pedicle bone grafting (QF-MPBG) for osteonecrosis of the femoral head (ONFH) in the existing literature. This study reports on the clinico-radiological outcomes of this procedure in early-stage non-traumatic ONFH using a quadriceps-coxae sparing (QCS) modified posterior approach.</p><p><strong>Materials and methods: </strong>This prospective study included 22 symptomatic patients suffering from early-stage, non-traumatic ONFH. These patients underwent QF-MPBG surgery using a QCS modified posterior approach and were followed up for a minimum duration of 24 months.</p><p><strong>Results: </strong>The mean age of patients was 29 years (range, 20-47 years). As per the modified Kerboul's combined necrotic angle, the distribution of patients was as follows: grade 1 (n=5); grade 2 (n=9); grade 3 (n=4); and grade 4 (n=4). All four patients belonging to grade 4 and two belonging to grade 3 required total hip arthroplasty (THA) within 24 months. As per the modified Ficat's classification, 18 cases were in stage II and four in stage I. Six cases (out of the preoperative 18 cases classified as stage II) deteriorated to stage IV, and two deteriorated to stage III. The mean Harris hip score improved from 63 (range, 57-67) to 75 (range, 50-93) after surgery (<i>P</i><0.05). Four out of six patients necessitating THA had steroid-induced ONFH.</p><p><strong>Conclusion: </strong>The QCS modified posterior approach provides sufficient exposure required for QF-MPBG. Steroid-induced ONFH and a modified Kerboul's combined necrotic angle of >250° may be considered as potential risk factors for progression of this disease.</p>","PeriodicalId":73239,"journal":{"name":"Hip & pelvis","volume":"38 2","pages":"127-137"},"PeriodicalIF":0.0,"publicationDate":"2026-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13247318/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148145589","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}
Hip & pelvisPub Date : 2026-06-01DOI: 10.5371/hp.2026.38.2.138
Benjamin Schaffler, Alana Prinos, Mallory Ehlers, Joshua C Rozell, William Macaulay, Ran Schwarzkopf
{"title":"Offset Restoration and Risk of Periprosthetic Fracture in Cementless Total Hip Arthroplasty.","authors":"Benjamin Schaffler, Alana Prinos, Mallory Ehlers, Joshua C Rozell, William Macaulay, Ran Schwarzkopf","doi":"10.5371/hp.2026.38.2.138","DOIUrl":"10.5371/hp.2026.38.2.138","url":null,"abstract":"<p><strong>Purpose: </strong>The impact of altering a patient's hip offset during total hip arthroplasty (THA) on periprosthetic fracture risk is unknown. The purpose of this study was to compare periprosthetic fracture risk in patients where THA offset was \"matched\" to their contralateral native hip versus those where offset was mismatched.</p><p><strong>Materials and methods: </strong>We reviewed 50 patients with Vancouver B periprosthetic fractures at a single academic institution between 2012 and 2019 and compared them with a matched cohort. By utilizing a validated technique, two reviewers calculated combined hip offset from anteroposterior pelvis radiographs. Offsets of the operative side and the native hip were measured and denoted as either as a \"match\" if values were within 5 mm of the contralateral, native hip, or a \"mismatch\" if the prosthetic horizontal hip offset differed more than 5 mm from the native side. Independent sample <i>t</i>-tests and chi square analyses were used for data comparison. Relative risk (RR) with a 95% confidence interval (CI) was then calculated.</p><p><strong>Results: </strong>Unmatched offset was associated with increased risk of periprosthetic fracture (<i>P</i><0.001). This finding was true for cases where offset was increased relative to the native hip (<i>P</i><0.001) and where implant offset was decreased relative to the native hip (RR=3.0, 95% CI 1.3-7.6, <i>P</i>=0.015).</p><p><strong>Conclusion: </strong>Failure to restore a patient's offset during THA is associated with increased rates of periprosthetic fracture. Although restoration of native hip anatomy is an important technical consideration of this procedure, alterations in the hip lever arm may predispose patients to periprosthetic fracture.</p>","PeriodicalId":73239,"journal":{"name":"Hip & pelvis","volume":"38 2","pages":"138-144"},"PeriodicalIF":0.0,"publicationDate":"2026-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13247326/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148145628","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}
Hip & pelvisPub Date : 2026-06-01DOI: 10.5371/hp.2026.38.2.207
Han Seok Ko, Suc Hyun Kweon
{"title":"Technical Note on Cemented Femoral Fixation in Hip Arthroplasty in Elderly Patients: A Preferred Alternative to Uncemented Fixation.","authors":"Han Seok Ko, Suc Hyun Kweon","doi":"10.5371/hp.2026.38.2.207","DOIUrl":"10.5371/hp.2026.38.2.207","url":null,"abstract":"<p><p>Cemented and uncemented fixation are the two categories of fixation in hip arthroplasty (HA). While uncemented stems rely on biologic fixation, cemented HA uses PMMA (polymethylmethacrylate) to lend stability through an interlocking fit between the stem and the cancellous bone. The optimal choice of fixation in elderly patients is debatable. Although patients with poor bone quality have demonstrated good results with uncemented stems, recent improvements in cementing techniques have led to superior outcomes compared to those of older versions. We prefer fully cemented HA in elderly patients to achieve immediate stability that leads to early mobilization and minimal complications, such as intraoperative or postoperative periprosthetic femur fractures. This technical note describes cement fixation in HA.</p>","PeriodicalId":73239,"journal":{"name":"Hip & pelvis","volume":"38 2","pages":"207-212"},"PeriodicalIF":0.0,"publicationDate":"2026-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13247322/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148145721","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}
Hip & pelvisPub Date : 2026-06-01DOI: 10.5371/hp.2026.38.2.162
Claire Lin, Manjot Singh, Joseph E Nassar, Jonathan Liu, Alan H Daniels, Eric M Cohen
{"title":"Trends and Outcomes in Outpatient Revision Total Hip Arthroplasty: A Retrospective Matched Cohort Study.","authors":"Claire Lin, Manjot Singh, Joseph E Nassar, Jonathan Liu, Alan H Daniels, Eric M Cohen","doi":"10.5371/hp.2026.38.2.162","DOIUrl":"10.5371/hp.2026.38.2.162","url":null,"abstract":"<p><strong>Purpose: </strong>Due to recent shifts in healthcare reimbursement models, more primary total hip arthroplasties (THAs) are now being performed in the outpatient setting. However, there is a lack of knowledge around the comparative outcomes of revision outpatient THA.</p><p><strong>Materials and methods: </strong>Adults undergoing revision THA between 2010 and 2020 with 2-year follow-up data were identified on a large insurance claims database. Following stratification by inpatient versus outpatient revision THA, patients from both groups were matched 1:1 by demographics and revision characteristics. Ninety-day postoperative medical and 1- and 2-year postoperative surgical complications after matching were compared.</p><p><strong>Results: </strong>Among 67,570 patients, mean age was 65.3 years, 57.0% were female, and mean Charlson comorbidity index score was 1.72. Subsequent to 1:1 matching, 1,555 inpatient and outpatient revision THA patients were identified. Outpatient THA patients had significantly lower rates of blood transfusions (3.6% vs 5.1%, <i>P</i>=0.049), broken prosthesis (1 year: 0.1% vs. 0.6%, <i>P</i>=0.027; 2 years: 0.2% vs. 0.9%, <i>P</i>=0.015), and other postoperative mechanical complications (1 year: 4.9% vs. 7.1%, <i>P</i>=0.010; 2 years: 6.2% vs. 8.4%, <i>P</i>=0.023). Otherwise, the data for outpatient THA patients was not statistically different from inpatient THA patients across all studied complications.</p><p><strong>Conclusion: </strong>Outpatient revision THA may be a safe alternative to inpatient revision THA for carefully selected patients. Establishing patient- and case-specific parameters to optimize outcomes, satisfaction, safety, and value is critical.</p>","PeriodicalId":73239,"journal":{"name":"Hip & pelvis","volume":"38 2","pages":"162-171"},"PeriodicalIF":0.0,"publicationDate":"2026-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13247324/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148145718","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}
Hip & pelvisPub Date : 2026-06-01DOI: 10.5371/hp.2026.38.2.180
Joshua Patton, Lauren Smith, Lee Hoggett, Reinier Van Mierlo, George McLauchlan
{"title":"Frailty Assessment in Total Hip Arthroplasty for Femoral Neck Fracture.","authors":"Joshua Patton, Lauren Smith, Lee Hoggett, Reinier Van Mierlo, George McLauchlan","doi":"10.5371/hp.2026.38.2.180","DOIUrl":"10.5371/hp.2026.38.2.180","url":null,"abstract":"<p><strong>Purpose: </strong>When managing femoral neck fractures, National Institute for Health and Care Excellence guidelines (2023) recommend total hip arthroplasty (THA) for patients who are expected to independently perform activities of daily living (ADLs) beyond two years. These attempt to clarify the indication for THA versus hemiarthroplasty (HA). Frailty assessment tools, such as the Rockwood Frailty Scale (RFS), may provide surgeons a more objective means to assess patient function. The aim of this study is to ascertain whether frailty assessments are predictive of mortality associated with THA thus helping determine arthroplasty suitability.</p><p><strong>Materials and methods: </strong>Single-center data was collected retrospectively between 2014 and 2020. Three hundred thirty-three cases were eligible for review. For the RFS, Johns Hopkins Frailty Assessment (JHFA) and Nottingham Hip Fracture Score (NHFS), frailty scores were generated and 2-year mortality was calculated for 'frail' and 'non-frail' patient cohorts.</p><p><strong>Results: </strong>Overall 2-year mortality was 8.4%. Mortality within two postoperative years was 0.8% for RFS <4 compared to 12.7% for scores ≥4. This highlights an approximate 17-times greater mortality risk between these groups (odds ratio [OR] 17.27, 95% confidence interval [CI] 2.32-128.82, <i>P</i>=0.005). For the JHFA, the 2-year mortality rate for 'frail' patients was over 6-times greater than those 'not frail' (OR 6.91, 95% CI 3.04-15.72, <i>P</i><0.0001). Positive findings were noted by the NHFS (<i>P</i>=0.054).</p><p><strong>Conclusion: </strong>This study demonstrates that following THA for femoral neck fractures, preoperative frailty scores are predictive of 2-year postoperative mortality. Frailty assessments could objectively guide surgical decision making with respect to offering THA versus HA.</p>","PeriodicalId":73239,"journal":{"name":"Hip & pelvis","volume":"38 2","pages":"180-186"},"PeriodicalIF":0.0,"publicationDate":"2026-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13247327/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148145518","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":"Mortality and Functional Outcomes of Liberal versus Restrictive Blood Transfusion in Elderly Patients after Hip Surgery: A Randomised Control Trial.","authors":"Virendra Eknath Patil, Devashis Barick, Pawankumar Degloorkar, Sarang Rokade, Aakarsh","doi":"10.5371/hp.2026.38.2.187","DOIUrl":"10.5371/hp.2026.38.2.187","url":null,"abstract":"<p><strong>Purpose: </strong>There is ongoing debate on the haemoglobin level at which red cell transfusion should be administered following surgery. This study aimed to evaluate the benefits of a restrictive blood transfusion strategy and assess potential adverse effects of anaemia in the immediate postoperative phase, determining whether a liberal transfusion approach still remains necessary.</p><p><strong>Materials and methods: </strong>A randomized control trial compared two groups: Group 1, with a liberal blood transfusion strategy, and Group 2, with a restrictive blood transfusion protocol. Haemoglobin levels were measured on the 3rd and 12th postoperative days, and at 1-month follow-up. Clinical and functional evaluations were conducted at the 1-month follow-up.</p><p><strong>Results: </strong>There was no significant difference between the liberal and restrictive groups in 10 feet walking with support at 12 days and at 1 month. The restrictive group had a shorter hospital stay (17.57±4.66 days) compared to the liberal group (19.56±5.34 days). Incidence of surgical site infections were similar (4.0% in liberal, 2.0% in restrictive), and no mortalities were observed in either group at the 1-month follow-up.</p><p><strong>Conclusion: </strong>Both liberal and restrictive transfusion strategies were similarly effective in terms of early postoperative mortality and functional mobility. However, patients in the liberal transfusion group had a significantly longer length of stay compared to the restrictive group. Leading us to conclude that a restrictive strategy is effective and beneficial for patients and hospitals provided there are no signs of anaemia or a haemoglobin drop below 8 g/dL.</p>","PeriodicalId":73239,"journal":{"name":"Hip & pelvis","volume":"38 2","pages":"187-195"},"PeriodicalIF":0.0,"publicationDate":"2026-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13247325/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148145625","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}
Hip & pelvisPub Date : 2026-06-01DOI: 10.5371/hp.2026.38.2.117
Alexander David Puyol, Charlotte Ganderton, Matthew King, Oren Tirosh
{"title":"Perspectives of Femoroacetabular Impingement Syndrome: A Bibliometric Analysis.","authors":"Alexander David Puyol, Charlotte Ganderton, Matthew King, Oren Tirosh","doi":"10.5371/hp.2026.38.2.117","DOIUrl":"10.5371/hp.2026.38.2.117","url":null,"abstract":"<p><p>Femoroacetabular impingement syndrome (FAIS) is a risk factor for future hip osteoarthritis and is prevalent in both athletic and non-athletic populations. This bibliometric review aimed to understand the history of FAIS and provide detailed information for future FAIS research. The Clarivate Analytics Web of Science Core Collection was used to search and obtain all studies between 2020 and 2025 using bibliometrix (ver. 3.0.4) and R package software. Between 2020 and 2025, 1,486 articles were published on FAIS. There was an overall 41.3% downward trend in published research during this period. Furthermore, recent key terms include \"physical impairments\" and \"muscle strength\". Institutions and surgical authors across North America, Europe, and Australia published the highest volume of research papers. Across keywords, femoroacetabular impingement and osteoarthritis had the strongest relationship. FAIS research continues to be led by surgical authors within surgical journals. While surgical key terms have been historically prevalent within the existing literature, research aligning with more conservative management has started to emerge. Despite an increase in physiotherapy researchers, inter-disciplinary collaboration remains limited and concentrated in western countries.</p>","PeriodicalId":73239,"journal":{"name":"Hip & pelvis","volume":"38 2","pages":"117-126"},"PeriodicalIF":0.0,"publicationDate":"2026-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13247319/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148145581","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}
Hip & pelvisPub Date : 2026-03-01DOI: 10.5371/hp.2026.38.1.110
Ki-Hong Kim, Hoiseon Jeong, Hyung-Gon Ryu
{"title":"Bilateral Amyloid Arthropathy of the Hip Joint Presented with Pathologic Fracture in a Hemodialysis Patient: A Case Report.","authors":"Ki-Hong Kim, Hoiseon Jeong, Hyung-Gon Ryu","doi":"10.5371/hp.2026.38.1.110","DOIUrl":"10.5371/hp.2026.38.1.110","url":null,"abstract":"<p><p>Pathological hip fractures are associated with substantial morbidity and functional decline. We report a rare case of localized dialysis-related amyloidosis involving both hip joints. A 48-year-old man undergoing long-term hemodialysis presented with atraumatic right hip pain. Radiographs and magnetic resonance imaging revealed a pathological subcapital fracture of the right femoral neck and extensive bilateral femoral neck osteolysis, with amyloid deposition showing low signal intensity on T1-weighted images and high signal intensity on T2-weighted images. Given the severe bone erosion and impending fracture of the left femoral neck, bilateral total hip arthroplasty was performed. No evidence of systemic amyloidosis or plasma cell dyscrasia was identified. At one-year follow-up, the patient showed no postoperative complications and regained independent ambulation. This case represents the first reported Korean case of localized dialysis-related amyloidosis affecting both hip joints.</p>","PeriodicalId":73239,"journal":{"name":"Hip & pelvis","volume":"38 1","pages":"110-116"},"PeriodicalIF":0.0,"publicationDate":"2026-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12976697/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147345622","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}