Journal of Orthopaedic Science最新文献

{"title":"The correlation of the spinoglenoid ganglion cyst size with the electrophysiological alterations of suprascapular nerve and the rotator cuff muscle power","authors":"Sung-Min Rhee ,&nbsp;Vivek Bansal ,&nbsp;Ho Yeon Jeong ,&nbsp;Young Dae Jeon ,&nbsp;Hyeon Jang Jeong ,&nbsp;Joo Han Oh","doi":"10.1016/j.jos.2023.06.004","DOIUrl":"10.1016/j.jos.2023.06.004","url":null,"abstract":"<div><h3>Background</h3><p>Although various treatment options are available for spinoglenoid cyst, including conservative and surgical methods, there is no standard guideline for its surgical decompression. Thus, the purpose of the study was to correlate the size of the spinoglenoid notch ganglion cyst (GC) as revealed by magnetic resonance imaging (MRI) with electrophysiological alterations, muscle power, and pain severity, and to estimate a cut-off value of cyst size to perform a decompression.</p></div><div><h3>Methods</h3><p>Between January 2010 and January 2018, the patients with a GC at the spinoglenoid notch diagnosed on MRI, and who had a minimum follow-up of 2 years after the decompression were included. Maximum cyst diameter as measured on MRI was used for comparison. Electromyography (EMG) and nerve conduction velocity (NCV) studies were performed before the surgery. Peak torque deficit (PTD) percentage compared to opposite shoulder was calculated preoperatively and at 1 year after surgery. Pain severity was estimated using visual analogue scale (VAS) preoperatively.</p></div><div><h3>Results</h3><p>Ten (50%) of 20 patients with GC &gt; 2.2 cm and 1 (5.9%) of 17 patients with GC &lt; 2.2 cm showed EMG/NCV abnormalities (p = 0.019). There was a correlation between the cyst size and the positive EMG/NCV findings (Correlation coefficient (CC) = 0.535, p &lt; 0.001). The preoperative peak torque deficit on the external rotation was correlated with the positive EMG/NCV findings (CC = 0.373, p = 0.021). The PTD was improved significantly at 1 year postoperatively in patients with a GC size &gt;2.2 cm (p = 0.029). The cyst size was not related to the preoperative pain VAS and muscle power.</p></div><div><h3>Conclusions</h3><p>The spinoglenoid cyst size &gt;2.2 cm, but not pain severity or muscle power, correlates with the positive finding of EMG for compressive suprascapular neuropathy. The GC size &gt;2.2 cm can be a reference to decide the need of decompression surgery.</p></div><div><h3>Level of evidence</h3><p>IV, case series.</p></div>","PeriodicalId":16939,"journal":{"name":"Journal of Orthopaedic Science","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9680251","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Eight weeks of a lower limb resistance training protocol and gait performance in patients with symptomatic mild to moderate knee osteoarthritis","authors":"Mariana Rosada,&nbsp;Danielli Speciali,&nbsp;Felipe Bruno Dias de Oliveira,&nbsp;Rosana Ravagnani Campedelli,&nbsp;Henry Rodrigues,&nbsp;Eliane Antonioli,&nbsp;Mario Ferretti","doi":"10.1016/j.jos.2023.07.007","DOIUrl":"10.1016/j.jos.2023.07.007","url":null,"abstract":"<div><h3>Background</h3><p><span>The role of strengthening the lower limbs to optimize the biomechanics of the hip, knee and ankle during walking in patients with </span>knee osteoarthritis, is still unclear. This study aimed to analyse the walking biomechanics of individuals with symptomatic mild to moderate knee osteoarthritis before and after a simplified lower limb resistance training protocol, focused on knee joint exercises with individualized load.</p></div><div><h3>Methods</h3><p>Forty-one patients with symptomatic and radiographic mild to moderate knee osteoarthritis underwent 3D gait analysis pre-post 8 weeks lower limb resistance training protocol performed 3 times a week. Parameters investigated were spatiotemporal, sagittal range of motion, flexion and extension minimum and maximum values, power and moment of hip, knee and ankle, as well as self-reported pain and physical function by the Western Ontario MacMaster University Osteoarthritis<span> Index. Paired t test, Wilcoxon, Spearman's correlation and a logistic model were used for statistical analysis, with p &lt; 0.05. Pain improvement more than 2 points was considered clinically relevant. The effect size (ES) was calculated using Cohen's d.</span></p></div><div><h3>Results</h3><p>Post protocol walking speed increased 6.7% (ES: 0.711), cadence 3.7% (ES: 0.655), stride length 2.6% (ES: 0.542), and double support time reduced 6.9% (ES:0.459). It was also observed a significant increase in one maximum repetition test for legpress 46%, knee extension 23% and knee flexion chair 27% (p &lt; 0.001). Patients reported a 62.5% reduction in pain (ES:1.518) and 64.9% improvement in physical function (ES:1.376). 82% of the patients presented more than 2 points improvement in pain. No evidence of strong correlations between pain, strength gains and gait parameters were found.</p></div><div><h3>Conclusions</h3><p>There was a significant and clinical improvement of spatiotemporal gait parameters, pain, physical function, and strength after 8-week lower limb resistance training protocol. Patients who had a clinically relevant pain improvement presented better gait performance.</p></div>","PeriodicalId":16939,"journal":{"name":"Journal of Orthopaedic Science","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9929363","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Is the increase in the number of total hip arthroplasties in Japan due to an aging society?","authors":"Maho Tsuchiya, Kensuke Fukushima, Yoshihisa Ohashi, Noritaka Mamorita, Hiroki Saito, Kentaro Uchida, Katsufumi Uchiyama, Naonobu Takahira, Masashi Takaso","doi":"10.1016/j.jos.2024.06.008","DOIUrl":"https://doi.org/10.1016/j.jos.2024.06.008","url":null,"abstract":"<p><strong>Background: </strong>The number of total hip arthroplasty (THA) is increasing globally, including Japan. The Japanese Orthopaedic Association has been conducting a registry of joint replacement surgery, but there may be a gap between the reported numbers of THA in the registry and the actual number. This study aimed to investigate the exact number of THA and assess the trends in Japan using the National Database of Health Insurance Claims and Specific Health Checkups of Japan (NDB).</p><p><strong>Methods: </strong>We downloaded data from 2014 to 2019 from the NDB Open Data. Data on primary THA were extracted, and we calculated the annual number and number for each 10-year age group and sex. We also compared the number and trends between elderly and non-elderly groups.</p><p><strong>Results: </strong>During the study period, number of THAs increased by approximately 20,000, showing a continuous upward trend. The highest number of THAs were performed on patients in their 60s, except for the years 2014 and 2019. Comparison of the numbers in 2014 and 2019 by age group showed an increase in the number in patients in their 90s (by 2.05 times). There were significantly a greater number of elderly patients (P < 0.001). The number of THAs performed was higher in women than in men (P < 0.001).</p><p><strong>Conclusion: </strong>The number of THAs in Japan increased substantially from 2014 to 2019, despite a decrease in population. Significantly higher number of THAs were performed on elderly patients in Japan, which might be due to an aging society. The NDB data is highly valuable for epidemiological research in Japan, as it might enable the early detection of issues occurring during THA, facilitating their prompt integration into daily clinical practice.</p>","PeriodicalId":16939,"journal":{"name":"Journal of Orthopaedic Science","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141492363","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Relationship between systemic immune inflammation index and amputation in patients with diabetic foot ulcer","authors":"Mehmet Salih Aydın ,&nbsp;Mehmet Ali Eren ,&nbsp;Nida Uyar ,&nbsp;Nazım Kankılıç ,&nbsp;Hüseyin Karaaslan ,&nbsp;Tevfik Sabuncu ,&nbsp;Hakim Çelik","doi":"10.1016/j.jos.2023.07.015","DOIUrl":"10.1016/j.jos.2023.07.015","url":null,"abstract":"<div><h3>Aim</h3><p><span>The systemic immune inflammation index (SII) is a cost-effective biomarker calculated by lymphocyte, neutrophil and platelet counts and is currently being studied in various diseases. Since there is no study examining the relationship between SII and </span>diabetic foot ulcers (DFU) in the literature, our aim was to investigate the relationship between SII and amputation rate in DFU.</p></div><div><h3>Methods</h3><p>Type 2 DM 511 patients with DFU were screened from 2017 to 2021. Laboratory data obtained on the first day of hospitalization were considered. Platelet-to-lymphocyte ratio (PLR), neutrophil-to-lymphocyte ratio (NLR) and SII were calculated from routine blood count. Participants were divided into two groups as amputation (Group 1) and non-amputation (Group 2).</p></div><div><h3>Results</h3><p>Amputation rate was 18.8%. The A1c (8.80 (3.26) % vs. 9.52 (3.10) %, p = 0.007) and HGB (10.17 ± 2.16 g/dL vs. 12.05 ± 2.20 g/dL, p &lt; 0.001) levels, and lymphocyte count (1.81 (1.16) vs. 2.05 (1.11), p = 0.015) were significantly lower in Group 1 than Group 2. The counts of WBC (14.01 (9.16) × 10⁹/L vs. 10.41 (5.82) × 10⁹/L), PLT (393.35 (196.98) × 10⁹/L vs. 312.05 (141.33) × 10⁹/L), neutrophil (11.52 (8.75) × 10⁹/L vs. 6.93 (5.96) × 10⁹/L), PLR (226.04 (159.24) × 10⁹/L vs. 153.12 (101.91) × 10⁹/L), NLR (6.64 (6.93) vs. 3.34 (3.99)) and SII (2505.86 (3957.47) × 10⁹/L vs. 1092.50 (1476.08) × 10⁹<span>/L), and the levels of CRP (14.12 (12.66) mg/dL vs. 3.86 (12.63) mg/dL) and ESR (87.50 (50.50) mm/h vs. 63.00 (57.25) mm/h) were significantly higher in Group 1 than Group 2 (all p &lt; 0.001). AUC of ROC analysis of PLR was 0.666 (95% CI, 0.604–0.728), NLR was 0.695 (95% CI, 0.638–0.752) and SII was 0.716 (95% CI, 0.661–0.772) for the predicting of amputation and the SII had the best AUC with 67.4% sensitivity and 63.3%specificty.</span></p></div><div><h3>Conclusion</h3><p>SII is a cost-effective and readily available marker, but alone may not be sufficient to predict the risk of amputation in DFU. In our results, the predictive role of SII alone or with other markers for future DFU and its role in predicting other chronic diabetic complications will be evaluated in extensive studies.</p></div>","PeriodicalId":16939,"journal":{"name":"Journal of Orthopaedic Science","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9929364","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"AO/OTA 31A3 fractures and postoperative complications in older patients","authors":"Takuya Yamanaka ,&nbsp;Tomohiro Matsumura ,&nbsp;Ryusuke Ae ,&nbsp;Katsushi Takeshita","doi":"10.1016/j.jos.2023.05.010","DOIUrl":"10.1016/j.jos.2023.05.010","url":null,"abstract":"<div><h3>Background</h3><p>AO/OTA 31A3 fractures (A3 fractures) have risk for postoperative complications with major impact on morbidity and mortality. For older patients, limited information is available for factors associated with postoperative complications. We aimed to assess factors associated with postoperative complications after surgery using cephalomedullary nails.</p></div><div><h3>Methods</h3><p><span>A retrospective cohort study was conducted using the information on patients aged ≥65 years who underwent surgery using cephalomedullary nails for trochanteric fractures due to low-energy trauma in three hospitals. Postoperative complications were diagnosed when patients were identified as </span>nonunion<span><span>, cutout of lag screw, or nail breakage. First, we compared differences including age, sex, body mass index, American Society of Anesthesiologists physical status classification system, preoperative waking ability, fracture type, nail length, neck shaft angle, reduction method, reduction quality and tip apex distance between patients with and without postoperative complications. Second, multivariable </span>logistic regression analysis was employed to assess factors associated with postoperative complications resulting from A3 fractures.</span></p></div><div><h3>Results</h3><p>Among 120 patients with A3 fractures, postoperative complications were identified in 12 patients (10.0%). Postoperative complications were significantly more likely to develop among patients with poor reduction quality (adjusted odds ratio [95% confidence interval], 35.0 [4.43–275.9]) and a tip-apex distance ≥25 mm (16.4 [1.92–140.3]).</p></div><div><h3>Conclusions</h3><p>These findings suggest that surgeons should aim to perform appropriate postoperative reduction and to prevent postoperative complications when using a cephalomedullary nail for A3 fractures among older patients.</p></div>","PeriodicalId":16939,"journal":{"name":"Journal of Orthopaedic Science","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9698649","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Cross-cultural adaptation, reliability, validity, and psychometric evaluation of the Tamil version STarT back screening tool among low back pain subjects","authors":"Srinithi Vengatraman,&nbsp;Antony Leo Aseer Peter,&nbsp;Soundararajan Kannan","doi":"10.1016/j.jos.2023.07.004","DOIUrl":"10.1016/j.jos.2023.07.004","url":null,"abstract":"<div><h3>Background</h3><p>The STarT back screening tool helps primary care workers make the initial clinical decision and classify low back pain subjects into subgroups. Currently, the tool is required for stratification/triaging of low back pain and is commonly used in clinical practice, and requires linguistic validation in Tamil. The study aimed to determine the validity and reliability of the Tamil version of the STarT back screening tool.</p></div><div><h3>Methods</h3><p>The baseline measurements include the Tamil version of the STarT back screening tool-, pain severity using the Numeric pain rating Scale<span> (NPRS), disability status using the Tamil version of the Roland Morris Disability Questionnaire (RMDQ), and fear avoidance beliefs using the fear-avoidance beliefs questionnaire (FABQ) - Tamil were obtained. After five days, the retest measures are done to investigate the test-retest reliability.</span></p></div><div><h3>Results</h3><p>The current study showed excellent test-retest reliability of total score (ICC – 0.80) and psychosocial subscore (ICC-0.82) with excellent internal consistency and moderate to high validity with clinical outcomes.</p></div><div><h3>Conclusion</h3><p>The study concludes that the Tamil version of the STarT Back Screening Questionnaire is a reliable and valid tool that reported good understanding and easy completion by the subject<strong>.</strong></p></div>","PeriodicalId":16939,"journal":{"name":"Journal of Orthopaedic Science","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9855618","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Radiation exposure in pediatric patients with early onset scoliosis: A longitudinal single-center study","authors":"Ryo Sugawara ,&nbsp;Hideaki Watanabe ,&nbsp;Naoya Taki ,&nbsp;Saki Onuma ,&nbsp;Ichiro Kikkawa ,&nbsp;Katsushi Takeshita","doi":"10.1016/j.jos.2023.07.008","DOIUrl":"10.1016/j.jos.2023.07.008","url":null,"abstract":"<div><h3>Background</h3><p><span>There is no consensus regarding the acceptable level of medical radiation exposure in patients with early-onset </span>scoliosis. This study aimed to quantify radiation exposure in these patients and investigate factors associated with high exposure.</p></div><div><h3>Methods</h3><p>Patients with early-onset scoliosis who received care for their spine deformity and other comorbidities in our institution were retrospectively reviewed. Cumulative radiation exposure and total number of imaging studies were recorded. Patients with ≥30 mSv exposure were classified as high exposure and analyzed to clarify factors associated with high exposure.</p></div><div><h3>Results</h3><p><span>Thirty-five patients were included for analysis. The etiology of scoliosis was idiopathic in 8 patients, congenital in 7, syndromic in 8, and neuromuscular in 12. Fifteen patients underwent 19 spinal surgeries. The types of operation performed were definitive fusion (n = 12), vertebrectomy for hemivertebra (n = 2), growing rod (n = 1), lengthening (n = 3), and revision/partial implant removal (n = 1). The mean cumulative radiation dose was 22.3 mSv (range, 2.5–94.5 mSv). </span>Spine radiography<span> and computed tomography combined accounted for 15.0 mSv (range, 2.4–52.5 mSv, 67.3% of the mean cumulative dose). The mean radiation dose was significantly higher in patients who underwent spinal surgery than in those who did not (31.2 mSv vs. 15.6 mSv). The high-exposure group comprised 10 patients (1 idiopathic, 1 congenital, 5 syndromic, and 3 neuromuscular scoliosis) and 8 underwent 11 spinal operations. Among 8 patients who underwent spinal surgery, the cumulative radiation dose for spine was ≥30 mSv and spine computed tomography was performed an average of 4.0 times.</span></p></div><div><h3>Conclusions</h3><p>Nearly one-third of patients with early-onset scoliosis and half of patients who underwent spinal surgery had &gt;30 mSv radiation exposure due to multiple computed tomography. Medical radiation exposure and associated cancer risk should be considered when treating these patients.</p></div>","PeriodicalId":16939,"journal":{"name":"Journal of Orthopaedic Science","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9885512","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The effect of kinesio taping on edema, pain, and functionality after total knee arthroplasty: A randomised sham-controlled double blinded clinical study","authors":"Mehmet-Fevzi Cakmak ,&nbsp;Basak Cigdem-Karacay","doi":"10.1016/j.jos.2023.05.012","DOIUrl":"10.1016/j.jos.2023.05.012","url":null,"abstract":"<div><h3>Background</h3><p>There are current studies on kinesio taping (KT) application after total knee arthroplasty (TKA), but there is no definite consensus on its effectiveness and application method yet. This study aims to evaluates the effectiveness of KT applied added to the conservative postoperative physiotherapy program (CPPP) after TKA on postoperative edema, pain, range of motion, and functions on the early period.</p></div><div><h3>Materials and methods</h3><p>This prospective, randomized, controlled, double-blind study was conducted in with 187 patients undergoing TKA. The patients were divided into 3 groups as kinesio taping (KTG), sham taping (STG) and control group (CG). KT lymphedema technique and epidermis, dermis, fascia technique were applied on the 1st and 3rd days postoperatively. Extremity circumference and joint range of motion (ROM) were measured. Visual Analog Scale, Oxford Knee Scale filled. All patients were evaluated preoperatively, on the 1st day, 3rd day, and 10th day postoperatively.</p></div><div><h3>Results</h3><p>There were 62 patients in CTG, 62 patients in STG, and 63 patients in CG. In all circumference measurements, the difference between post-op10th day (PO10D) diameter and preoperative diameter measurement was less in KTG than in CG and STG (p &lt; 0.001). CG was higher than the STG in the ROM values measured at PO10D.There was no significant difference between the groups in terms of OKS values (P:0.648). CG was higher than STG in post-op 1st day VAS values (P:0.042).</p></div><div><h3>Conclusion</h3><p>Adding KT to CPP after TKA reduces edema in the acute phase, but has no additive effect on pain, functionality, and ROM.</p></div>","PeriodicalId":16939,"journal":{"name":"Journal of Orthopaedic Science","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9624715","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Correction effects of peroneus longus contraction on hallux valgus radiographic parameters","authors":"Yasunari Ikuta ,&nbsp;Tomoyuki Nakasa ,&nbsp;Akinori Nekomoto ,&nbsp;Junichi Sumii ,&nbsp;Shingo Kawabata ,&nbsp;Nobuo Adachi","doi":"10.1016/j.jos.2023.07.003","DOIUrl":"10.1016/j.jos.2023.07.003","url":null,"abstract":"<div><h3>Background</h3><p>Hypermobility of the first tarsometatarsal joint<span><span> plays an important role in hallux valgus<span> pathogenesis. The peroneus longus is recognized as a dynamic stabilizer of the first tarsometatarsal joint. However, the association between the peroneus longus function and the hallux valgus deformity remains unknown. This study aimed to determine the effect of peroneus longus contraction induced by </span></span>electrical muscle stimulation<span> on the correction of hallux valgus radiographic parameters in patients with hallux valgus.</span></span></p></div><div><h3>Methods</h3><p>Thirty-five patients with hallux valgus (47 feet; 2 men, 33 women; mean age 64.9 years) were included. Non-weight-bearing dorsoplantar radiographs of the foot were obtained with and without electrical muscle stimulation of the peroneus longus. Radiographic parameters of hallux valgus deformities, including the hallux valgus angle, intermetatarsal angle, first metatarsal protrusion distance, and distance between the first and second metatarsal bases, were measured and compared between the two conditions.</p></div><div><h3>Results</h3><p>All hallux valgus radiographic parameters were significantly improved by contraction of the peroneus longus. The median hallux valgus angle decreased by 13.2°. Fewer changes in the hallux valgus angle were identified in patients with severe deformity and geriatric patients.</p></div><div><h3>Conclusions</h3><p>Although the peroneus longus muscle has received little attention in the management of hallux valgus, our findings suggest that it has the potential to be a novel conservative approach for treating mild-to-moderate hallux valgus.</p></div>","PeriodicalId":16939,"journal":{"name":"Journal of Orthopaedic Science","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9873683","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Comparison of the clinical outcomes of intramedullary nailing between impending and completed pathological fractures caused by metastatic femoral tumors from solid cancers","authors":"Sho Yanagisawa,&nbsp;Yoshiyasu Uchiyama,&nbsp;Yoshikazu Tanzawa,&nbsp;Takuya Watanabe,&nbsp;Shiho Wasai,&nbsp;Takehisa Suzuki,&nbsp;Masahiko Watanabe","doi":"10.1016/j.jos.2023.07.001","DOIUrl":"10.1016/j.jos.2023.07.001","url":null,"abstract":"<div><h3>Background</h3><p><span>We examined the treatment outcomes following </span>intramedullary nailing<span><span> in patients with metastatic femoral tumors, excluding those from </span>hematological malignancies.</span></p></div><div><h3>Methods</h3><p>We retrospectively evaluated treatment outcomes following intramedullary nailing between patients who underwent preventative surgery compared with those who had surgery following pathological fracture. Patients who underwent preventative surgery (Mirels’ score ≥8) were allocated to the impending fracture group (n = 11) and those who underwent surgery after pathological fracture were allocated to the completed fracture group (n = 20).</p></div><div><h3>Results</h3><p>Duration of surgery was significantly shorter in the impending fracture group than in the completed fracture group. Median blood loss was significantly less, and the median duration of hospital stay was significantly shorter in the impending fracture group than in the completed fracture group. Among patients who died following surgery, the median postoperative survival duration was significantly longer in the impending fracture group than in the completed fracture group. Significantly more patients regained walking function in the impending fracture group than in the completed fracture group. Regarding complications, infection occurred in one patient in the completed fracture group. No implant damage was observed in either group.</p></div><div><h3>Conclusions</h3><p>Patients with metastatic femoral tumors who underwent intramedullary nailing in the impending fracture group had better postoperative survival and gait function, less blood loss, and shorter durations of surgery and hospital stay than those in the completed fracture group. These findings indicate the importance of early diagnosis and treatment and value of treatment prior to fracture occurrence.</p></div>","PeriodicalId":16939,"journal":{"name":"Journal of Orthopaedic Science","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9878552","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}