403 research outputs found

    Anterior tibial spine (ACL avulsion) fracture treated with open reduction and fixation with screw: surgical technique, functional and clinico-radiological outcomes

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    Background: The anterior tibial spine fracture occurs almost at a same frequency both in adolescents and in adults. These injuries are often overlooked at emergency room. Stable internal fixation requires to gain optimum function of ACL by securing its length and nascent tension. We treated anterior tibial spine (ACL avulsion) fracture patient with open reduction and screw fixation.Methods: Study of Ten patients of anterior tibial spine (ACL avulsion) fracture, with minimum of 06 months and maximum of 18 months follow up. Classification of anterior tibial spine (ACL avulsion) a fracture done by Meyer and Mckeever. All patients operated with open reduction and internal fixation with screw via medial parapatellar approach. Functional and clinical outcome measured with Lysholm knee score at final follow up.Results: We studied 10 patients with anterior tibial spine (ACL avulsion) fractrure where mean age of patient was 36.4 years. Mean radiological healing was 10.6 weeks in anterior tibial spine (ACL avulsion) fracture. We observed mean motion of knee 133 degree in anterior tibial spine (ACL avulsion) fracture. Mean Lysholm score at final follow up was 86.8.Conclusions: Open reduction for anterior tibial spine (ACL) fracture provides direct visualization with easy application of screws ultimately confers stable osteosynthesis enables to start early range of motion and further rehabilitation protocol. Open reduction internal fixation is comparative less technically demanding, less expansive and gives excellent to good results as compared to other techniques.

    Treatment of proximal humerus fracture using proximal humerus locking plating

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    Background: Proximal humerus fractures are the most common upper extremity fractures in older patients. The aim of the present study was to evaluate the functional outcome and complications of proximal humeral locking plate used for healing proximal humerus fractures.Methods: This prospective study was conducted at the department of Orthopaedics, Sir T. Hospital, Bhavnagar, from June 2008 to March 2010, with 20 patients who suffered with complex proximal humerus fractures and underwent surgical treatment with proximal humerus locking plates. Functional outcome was assessed at the final follow up by using Constant Murley score.Results: The mean age of the patients was 52 years. Male: female ratio was 1.5: 2. The most common mode if injury is low velocity trauma i.e. fall while walking or fall in bathroom seen in 13 patients. Average time for clinical union was 60 days, while average time for radiological union is 90 days taken in the study. Postoperative complications were seen in 2 patients. Delayed complications were seen in 10 cases. No patients had shown implant related complications. At the final follow up according to Constant Murley score, 36% patients had shown excellent results, 53% patients had shown good results and poor results were seen in 11% of cases.Conclusion: Our results show that good to excellent outcome can be achieved in treating proximal humerus fractures using locking plates in elderly patients. Early mobilization of the shoulder can be achieved without compromising fracture union

    A Study on Google Classroom for Mobile Edification at University level by Using AHP Model for Initial Perceptions – A Case Study of Sankalchand Patel University

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    In India, many online teaching platforms are being used in universities, colleges, and schools at all levels in the context of COVID-19. This research provides an online teaching platform evaluation system in order to systematically investigate the elements that influence the selection of online teaching platforms. Following a review of a series of factors that have significant influences on the selection of online teaching platforms, eight major factors are identified. Based on the Analytic Hierarchy Process, a hierarchical structure model for online teaching platform selection is constructed. Based on the questionnaire, the rank was the same with both methods for the most preferred question and the least important question, which were derived from Performance Expectancy (PE) and Use Behaviour, respectively (UB). These findings revealed that both techniques produced the same rank for the five likert scale alternatives, with "Agree" being the most important and "Strongly disagree" being the least important. In specifically, the weights of the indicators are calculated and evaluated for each layer in order to achieve the overall ranking and, as a result, the optimal scheme. The following is the order of priority for assessment indicators of online teaching platforms, according to the findings: Google Classroom is useful in this course since it is simple to use and has all of the materials that are required to participate in Google Classroom (internet, Smartphone, laptop, etc.)

    Indications and outcome of repeat penetrating keratoplasty in India

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    BACKGROUND: Repeat penetrating keratoplasty is quite often required as there is high chance of failure of the primary graft particularly in the developing world. We planned a study to analyze the indications and outcome of repeat penetrating keratoplasty in a tertiary care centre in India. METHODS: A retrospective analysis of all the patients who underwent repeat penetrating keratoplasty, between January 1999 and December 2001 was performed. The parameters evaluated were indication for the primary penetrating keratoplasty, causes of failure of the previous graft, and final visual outcome and clarity of the repeat corneal grafts. RESULTS: Of fifty-three eyes of 50 patients with repeat penetrating keratoplasty (three patients underwent bilateral corneal regrafts), 37 eyes had undergone one regraft each, 14 eyes two regrafts and two eyes had three regrafts. The follow-up of the patients ranged from one to three years. The most common primary etiologic diagnosis was vascularized corneal scars (66%), of which the scars related to infection were most common (68.5%). Twenty-eight regrafts (52.8%) remained clear at a mean follow-up of 1.54 ± 0.68 years, of which 25 were single regrafts (89.3%). The commonest cause of failure of regraft was infection to the corneal graft (recurrence of herpetic infection in 9 eyes and perforated graft ulcers in 3 eyes). Three (18.6%) of the 16 eyes with multiple corneal regrafts achieved a BCVA of 6/60. Overall, only five eyes (all with single regraft) achieved a BCVA of 6/18 or better at the end of follow-up. CONCLUSION: Graft infection is the leading cause of failure of repeat keratoplasty in this part of the world. Prognosis for visual recovery and graft survival is worse in eyes undergoing multiple regrafts

    An FDA bioinformatics tool for microbial genomics research on molecular characterization of bacterial foodborne pathogens using microarrays

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    <p>Abstract</p> <p>Background</p> <p>Advances in microbial genomics and bioinformatics are offering greater insights into the emergence and spread of foodborne pathogens in outbreak scenarios. The Food and Drug Administration (FDA) has developed a genomics tool, ArrayTrack<sup>TM</sup>, which provides extensive functionalities to manage, analyze, and interpret genomic data for mammalian species. ArrayTrack<sup>TM</sup> has been widely adopted by the research community and used for pharmacogenomics data review in the FDA’s Voluntary Genomics Data Submission program. </p> <p>Results</p> <p>ArrayTrack<sup>TM</sup> has been extended to manage and analyze genomics data from bacterial pathogens of human, animal, and food origin. It was populated with bioinformatics data from public databases such as NCBI, Swiss-Prot, KEGG Pathway, and Gene Ontology to facilitate pathogen detection and characterization. ArrayTrack<sup>TM</sup>’s data processing and visualization tools were enhanced with analysis capabilities designed specifically for microbial genomics including flag-based hierarchical clustering analysis (HCA), flag concordance heat maps, and mixed scatter plots. These specific functionalities were evaluated on data generated from a custom Affymetrix array (FDA-ECSG) previously developed within the FDA. The FDA-ECSG array represents 32 complete genomes of <it>Escherichia coli</it> and<it> Shigella.</it> The new functions were also used to analyze microarray data focusing on antimicrobial resistance genes from <it>Salmonella</it> isolates in a poultry production environment using a universal antimicrobial resistance microarray developed by the United States Department of Agriculture (USDA).</p> <p>Conclusion</p> <p>The application of ArrayTrack<sup>TM</sup> to different microarray platforms demonstrates its utility in microbial genomics research, and thus will improve the capabilities of the FDA to rapidly identify foodborne bacteria and their genetic traits (e.g., antimicrobial resistance, virulence, etc.) during outbreak investigations. ArrayTrack<sup>TM</sup> is free to use and available to public, private, and academic researchers at <url>http://www.fda.gov/ArrayTrack</url>. </p

    mRNA Coronavirus Disease 2019 Vaccine-Associated Myopericarditis in Adolescents: A Survey Study

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    In this survey study of institutions across the US, marked variability in evaluation, treatment, and follow-up of adolescents 12 through 18 years of age with mRNA coronavirus disease 2019 (COVID-19) vaccine-associated myopericarditis was noted. Only one adolescent with life-threatening complications was reported, with no deaths at any of the participating institutions

    Comparative Performance of Private and Public Healthcare Systems in Low- and Middle-Income Countries: A Systematic Review

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    A systematic review conducted by Sanjay Basu and colleagues reevaluates the evidence relating to comparative performance of public versus private sector healthcare delivery in low- and middle-income countries
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