999 results on '"CVA"'
Search Results
2. Sweet and sour cherry trees growing at new cultivar testing orchard and certified stock collection in Hungary are highly infected with CVA and PrVF
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Desiderio, Francesco, Galbács, Zsuzsanna Nagyné, Demian, Emese, Fákó, Vivien, Czako, David, Varga, Tünde, Barath, Daniel, Jaksa-Czotter, Nikoletta, Koloniuk, Igor, and Varallyay, Eva
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- 2024
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3. De patiënt met communicatieproblemen
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Hop, Marga, Muller-Schoof, Irene, van de Fliert, M., Series Editor, Pasman - Zeeman, M., Series Editor, Rüttermann-Kwak, L., Series Editor, Stuart, J., Series Editor, Hop, Marga, and Muller-Schoof, Irene
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- 2025
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4. Tracking evolutionary changes within <italic>Allophaiomys</italic>, <italic>Terricola</italic> and <italic>Microtus</italic> voles revealed by a landmark point-based geometric morphometric study on molars from Hungary.
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Pazonyi, Piroska and Virág, Attila
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MOLARS , *TRACE analysis , *PLEISTOCENE Epoch , *PALEOECOLOGY , *VOLES - Abstract
In the present work, a geometric morphologic study was carried out to compare the lower first molars of species belonging to the genera
Allophaiomys ,Terricola andMicrotus and to explore the morphological variation within species. The examined teeth were recovered from nine Early and Middle Pleistocene sites, but recent material was also used in the study. We analysed the teeth of 733Allophaiomys spp. 855Terricola arvalidens , 339Terricola hintoni and 625 recentTerricola subterraneus . Morphology and linear morphometric data of teeth were compared using canonical variate analysis and landmark analysis. The resulting morphological series reflect the phylogenetic relationships between species. We also tested the morphological changes observed in the fossil material with the separation times calculated from recent phylogenetic studies. Our results suggest that most phylogenetic changes can be traced by morphological analysis of this tooth. While the emergence of species belonging to the generaTerricola andMicrotus is broadly consistent with the phylogenetic data, early colonisation of the genusAgricola was not morphologically detectable. The study of the genusAllophaiomys has revealed a palaeoecological difference between northern and southern Hungary during the mid-Pleistocene transition. Southern Hungary was covered with steppe, while northern Hungary was forested at that time. [ABSTRACT FROM AUTHOR]- Published
- 2025
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5. A Systematic Review on Safety and Efficacy of Ayurvedic Interventions in Hemiplegia (Pakshaghata).
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M., Akashlal, Nair, Pratibha P, Nair, Devi R, Ahmad, Azeem, Chandrasekhararao, B, Sudhakar, D, Narayanam, Srikanth, and Acharya, Rabinarayan
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PATIENT safety ,RESEARCH funding ,DRUG side effects ,HEMIPLEGIA ,AYURVEDIC medicine ,TREATMENT effectiveness ,SYSTEMATIC reviews ,EVALUATION - Abstract
The study's objective is to conduct a comprehensive systematic review for assessing the safety and efficacy of Ayurvedic interventions in managing hemiplegia/Pakshaghata. The study involved a search across multiple online databases and online clinical trial registries. Additionally, major Ayurveda postgraduate institutes were contacted to acquire unpublished trial data related to hemiplegia/Pakshaghata. The review covered articles published until July 2023. Two reviewers independently performed data extraction and risk of bias assessment. The risk of bias assessment utilised the RoB 2 tool for randomised trials and the ROBINS-I tool for non-randomised trials. The screening process identified 28 articles from online databases and two dissertations from online repositories. However, practical challenges prevented access to grey literature from Ayurveda institutes. The 30 studies selected for this review, comprises nine randomised controlled trials (RCTs), eight non-randomised comparative trials, and thirteen pre-post studies. Quantitative analysis was unfeasible due to inadequate studies, leading to a qualitative analysis. All studies, except one, exhibited substantial bias upon risk of bias assessment. Moreover, most studies demonstrated methodological weaknesses attributed to a lack of masking, improper sampling techniques, non-validated outcome measurement tools, inadequate follow-up procedures, and confounding factors. The trials frequently did not document safety parameters, adverse events (AE), and adverse drug reactions (ADR). Current review could not definitively establish the efficacy and safety of Ayurvedic interventions in hemiplegia/Pakshaghata. Hence, the authors strongly advocate for good quality research incorporating proper methodology. [ABSTRACT FROM AUTHOR]
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- 2025
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6. Sensory profiling and quality assessment of research Cabernet Sauvignon and Chardonnay wines; quality discrimination depends on greater differences in multiple modalities
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Niimi, Jun, Boss, Paul K., and Bastian, Susan E.P.
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- 2018
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7. Assessment of the Alterations in Craniovertebral Angle Attributed to Continued Digital Usage as an Etiology for Temporomandibular Joint Disorders in North Indian Population: A Pilot Case-Control Study
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Manisha Lakhanpal Sharma and Simran Kaur
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cva ,digital usage ,fhp ,neck pain ,tmds ,Dentistry ,RK1-715 ,Medical physics. Medical radiology. Nuclear medicine ,R895-920 - Abstract
Context: Alterations in the craniovertebral angle (CVA) affect the neutral head position setting in a cascade of changes in the cranio-cervico-mandibular complex. Objectives: This study correlates TMDs with forward head posture (FHP), digital usage, and neck pain. Methods and Material: Seventy subjects of the age group 30-40 were given a standardized questionnaire for TMD assessment followed by a thorough clinical examination of TMJ complex. Thereafter, subjects were divided into two groups. Standardized questionnaires were recorded for neck pain and digital usage. Furthermore, CVA was evaluated by a universal goniometer. Statistical Analysis: One-way ANOVA, unpaired t test, Shapiro–Wilk test, Pearson Coefficient, and Leven’s test were used. Results: In the study group, the prevalence of FHP was 94.2%. There was a significant association between FHP and screen time, neck pain as well as TMDs. However, the association between screen time and TMDs was insignificant. Conclusions: TMDs should be managed using the holistic approach which incorporates a reduction in digital usage, correction of posture, therapeutics for cervicofacial muscles, and TMJ.
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- 2024
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8. Effect of EVA, CFROI, MVA and CVA Methods on Shareholders Value Maximization and Financial Performance Estimation: An Empirical Study.
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Yaman, Kemal and Topal, Seda
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GLOBALIZATION , *STOCKHOLDERS , *CASH flow , *ECONOMIC value added (Corporations) , *FINANCIAL performance - Abstract
With the globalization of markets, competition and performance pressure have accelerated. Investors rightfully expect a reasonable return on the capital they make available to others. Since companies often achieve their growth through capital obtained from new shareholders, the pressure on company profitability increases significantly. The capital market rewards companies' good performance and also punishes their bad performance. At this point, Economic Value Added (EVA), Cash Flow Return on Investment (CFROI), Cash Value Added (CVA) and Market Value Added (MVA), which ensure value maximization, have become increasingly important problems. For this reason, company profitability and growth potential are important. Within the scope of this study, the importance of EVA, CFROI, CVA and MVA indicators and their comparison with traditional methods are discussed in the introduction part. Studies on these indicators that embody value maximization are examined through a literature review. In the methodology section, the data of 11 companies active in the healthcare sector listed on Borsa Istanbul are analyzed through regression and correlation analyzes on the basis of the 2015-2021 period, and the effects of these indicators on stock returns. As a result, when MVA, CVA, CFROI and EVA are positive, economic profit is achieved and shareholder value is expected to increase. [ABSTRACT FROM AUTHOR]
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- 2024
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9. Physiotherapists' decision-making about transition to independent walking in hospital after stroke: a qualitative study.
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Bainbridge, Liz, Briffa, Kathy, Burton, Elissa, Hill, Keith D., and Fary, Robyn
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BRAIN physiology , *RISK assessment , *CORPORATE culture , *SENSES , *MOTOR ability , *PATIENT autonomy , *PHYSICAL therapists' attitudes , *QUALITATIVE research , *PATIENT safety , *RESEARCH funding , *INTERVIEWING , *CONFLICT (Psychology) , *HOSPITAL care , *STATISTICAL sampling , *FIELD notes (Science) , *RESPONSIBILITY , *BENEVOLENCE , *DECISION making in clinical medicine , *GOAL (Psychology) , *JUDGMENT sampling , *DECISION making , *WALKING , *THEMATIC analysis , *ATTENTION , *MOTIVATION (Psychology) , *STROKE rehabilitation , *RESEARCH methodology , *COMMUNICATION , *JUDGMENT (Psychology) , *STROKE patients , *DATA analysis software , *PSYCHOSOCIAL factors , *PHYSICAL therapists , *PHYSICAL mobility , *AVOIDANCE (Psychology) , *ACCIDENTAL falls , *MANAGEMENT - Abstract
Physiotherapists working in hospitals have a key role in decisions about when a person with stroke is safe to walk independently. The aim of this study was to explore the factors influencing decision-making of physiotherapists in this situation. A qualitative design with semi-structured interviews and reflexive thematic analysis was used. Fifteen physiotherapists with recent experience working in inpatient stroke rehabilitation participated. Multiple factors influence decision-making about walking independence after stroke in hospitals. Four themes were identified: (1) Assessment of walking safety involves observation of walking function and consideration of complex individual factors; (2) Perspectives on risk vary, and influence whether a person is considered safe to walk; (3) Institutional culture involves background pressures that may influence decision-making; and (4) Physiotherapists adopt a structured, individualised mobility progression to manage risk. Physiotherapists consistently use observation of walking and understanding of attention and perception in this decision-making. There can sometimes be a conflict between goals of independence and of risk avoidance, and decisions are made by personal judgements. Decision-making about independent walking for people in a hospital after a stroke is complex. Improved guidance about clinical assessment of capacity and determining acceptable risk may enable physiotherapists to engage more in shared decision-making. Regaining independence in walking after a stroke comes with the potential risk of falls. Assessment of walking safety should be specific to the complexity of the situation and consider perception and cognition. Benefits of activity and autonomy, and the risk of falls need to be considered in decisions about walking independence. Patients with the capacity to understand consequences and accept risk can be active participants in determining what is sufficiently safe. [ABSTRACT FROM AUTHOR]
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- 2024
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10. Unveiling otolith shape variation: geometric morphometric analysis of three croaker species (Acanthuriformes: Sciaenidae)
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Pattanayak, Mousumi, Mallick, Nibedita, Sahu, Puja, Mohapatra, Sandeep Kumar, Roy, Sanmitra, and Seth, Jaya Kishor
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- 2024
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11. Deep high-order splitting method for semilinear degenerate PDEs and application to high-dimensional nonlinear pricing models
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Naito, Riu and Yamada, Toshihiro
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- 2024
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12. Elimination of cherry virus A from Prunus domestica ‘Besztercei Bt. 2’ using in vitro techniques.
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Szabó, Luca Krisztina, Desiderio, Francesco, Kirilla, Zoltán, Hegedűs, Attila, Várallyay, Éva, and Preininger, Éva
- Abstract
Cherry virus A, a capillovirus, can infect different Prunus species and be present as a latent infection in orchards. CVA infection was detected in a Hungarian stock collection of Prunus domestica ‘Besztercei Bt. 2’. In our study, different in vitro virus elimination techniques (thermotherapy combined with shoot tip culture and chemotherapy alone or combined with thermotherapy) were used and compared for their efficiency in eliminating CVA from ‘Besztercei Bt. 2’ plum cultivar. Thermotherapy was carried out at 38/36°C (day/night) in a heat chamber followed by the excision of 1–2 mm long shoot tips for plant regeneration. As a chemotherapy agent, ribavirin or zidovudine was added to the multiplication medium at two different concentrations with or without two weeks of thermotherapy pretreatment. The plum shoots tolerated 14–18 days of heat treatment, 64% of the plants regenerated from shoot tips, and 75% of the tested regenerated plants were confirmed by RT‒PCR to be CVA-free. Ribavirin and zidovudine did not negatively affect the survival of the plum shoots at any applied concentrations. Zidovudine alone was not able to efficiently eradicate virus from the treated plantlets, but when zidovudine was combined with heat treatment, the number of CVA-positive plants decreased to 60%. In contrast, ribavirin alone was very efficient at eliminating CVA from all the tested plants when used at a concentration of 25 mg L
− 1 . To our knowledge, this is the first report of eliminating CVA from Prunus sp. via in vitro techniques. [ABSTRACT FROM AUTHOR]- Published
- 2024
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13. Homocysteine, Carotid Intima Media Thickness and NIHSS Score: Clinical Relevance in Indian Stroke Patientspatients
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Vatsal Navin Jain, Priyanka Rana, Kshitij Arun Bhoge, Swati Ghanghurde, Mahesh B Phad, and Mohit Vijay Rojekar
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homocysteine ,carotid intima-media thickness ,stroke ,cva ,Internal medicine ,RC31-1245 - Abstract
Background: Stroke is one of the leading causes of mortality and morbidity worldwide accounting for 85% of global deaths from stroke. This study aimed to evaluate the role of homocysteine (HCY) in modulating various stroke parameters and its with carotid intima-media thickness (IMT). Methods: 78 patients of radiology-confirmed acute ischemic stroke were recruited for this study and National Institutes of Health Stroke Scale (NIHSS) score was evaluated upon admission. Blood samples were tested for serum HCY, fasting blood glucose (FBG) and lipid profile. Ultrasonography of neck ascertained IMT of Common (CCA) and Internal carotid artery (ICA). Results: Average age of male and female subjects was 57.88 ± 13.97 & 59.16 ± 13.62 years respectively. 71.93% of stroke patients were hyperhomocysteinemic (HHcyc) and 24.36% were hyperlipidemic. Patients with NIHSS ≥ 5 had higher low-density lipoprotein cholesterol (LDLC) than those with NIHSS < 5. HCY cutoff of ≥ 15 μmol/L had 91.7% sensitivity & 66.7% specificity for predicting. HHcyc state was associated with increased ICA IMT. HHcyc state was best predicted by ICA IMT with which it is positively correlated (P-Value = 0.012). Conclusion: HHcyc state holds a good predictive value for severity of stroke. We also came to a conclusion that ICA IMT measurement may also reduce the need for a homocysteine test as it predicts higher HCY levels; this will reduce the burden on resources. We suggest that evaluating HCY and ICA IMT should be made part of the standard protocol for management of stroke.
- Published
- 2024
14. Evaluation of the Frequency of Migraine and CVA Patients Based on Circle of Willis Morphological Variations in MRA Images
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Ali Reza Eftekhari Moghadam, Forouzan Absalan, Ehsan Khatavian, Milad Jalilian, and Fatemeh Maghsoudi
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cow ,cva ,magnetic resonance angiography ,migraine ,Medicine ,Biology (General) ,QH301-705.5 - Abstract
Background: The Circle of Willis (CoW) forms a critical collateral route for the compensation pathway at the basal cistern of the brain. This study aims to determine if migraine headaches and cerebrovascular accidents (CVAs) are associated with the prevalence and patterns of CoW arterial variations seen in the three-dimensional time-of-flight magnetic resonance angiography technique in patients. Materials and Methods: A cross-sectional study was undertaken by a systemic search of electronic databases in the Imaging Center, Abadan’s Taleghani Hospital, Iran, from March 2020 to March 2022. Data on the prevalence of variations in patients who presented for screening for migraine and CVA were extracted and analyzed with Student t-test and the Chi-square method. Results: Findings show complete CoW has been visible in 20.19% of our patients. The anterior part of the CoW was almost intact in all patients. The posterior part of CoW was mostly bilaterally hypoplastic (31.73%) or bilateral aplastic (29.81%) and in some rare cases unilaterally varied. In migraine patients, CoW was rarely in its classic form (15%) and was varied bilaterally in 72.5% of the cases. In CVA patients, CoW was in its complete vascular structure in 23.08% and bilaterally varied in 46.15% of all cases. Conclusions: Overall, migraine and CVA are associated with anatomical variations in the posterior portions of the CoW. Further larger prospective trials are needed to determine the true prevalence of CoW variations and their pathological significance.
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- 2024
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15. Effect of virus infection on the fruit quality of sour cherry cultivar Łutówka
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Elżbieta Paduch-Cichal, Tomasz Krupa, Ewa Mirzwa-Mróz, Marek Stefan Szyndel, Karol Staniszewski, Wojciech Kukuła, Elżbieta Mielniczuk, Marcin Wit, and Wojciech Wakuliński
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sour cherry ,PNRSV ,CVA ,anthocyanins ,total phenolics ,vitamin C ,Biochemistry ,QD415-436 ,Plant culture ,SB1-1110 ,Science - Abstract
A survey was carried out on a commercial sour cherry fruit orchard located in Lublin province in Poland to determine the influence of viruses on the fruit quality of sour cherry cv. Łutówka. Leaf samples from trees of sour cherry cv. Łutówka were tested for Prunus necrotic ringspot virus (PNRSV), Prune dwarf virus (PDV), Little cherry virus 1 (LChV-1), Little cherry virus 2 (LChV-2), Cherry virus A (CVA), Cherry green ring mottle virus (CGRMV), Cherry necrotic rusty mottle virus (CNRMV), Cherry rasp leaf virus (CRLV) and Cherry mottle leaf virus (CMLV) using the RT-PCR technique. The results indicated that PNRSV and PNRSV+CVA infected the samples. PDV, LChV-1, LChV-2, CGRMV, CNRMV, CRLV, and CMLV were not detected in any of the tested sour cherry trees. The effect of virus infection on the chemical composition of sour cherry fruits was investigated. The anthocyanin, total phenolic and vitamin C contents, and antioxidant activity were evaluated. The total phenolic compound, vitamin C contents, and antioxidant activity were significantly higher in PNRSV- and PNRSV+CVA-infected than in virus-free sour cherry fruits. The total anthocyanin content in PNRSV- or PNRSV+CVA-infected fruits was lower than in control trees. To our knowledge, this is the first report in the world about the effect of PNRSV or PNRSV+CVA infection on the anthocyanin compounds, total polyphenolic compounds, vitamin C contents, and the antioxidant activity of sour cherry fruits.
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- 2024
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16. A static replication approach for callable interest rate derivatives: mathematical foundations and efficient estimation of SIMM–MVA.
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Hoencamp, J. H., Jain, S., and Kandhai, B. D.
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INTEREST rates , *CREDIT risk , *MONTE Carlo method , *VALUE (Economics) , *PRICE sensitivity - Abstract
The computation of credit risk measures such as exposure and Credit Value Adjustments (CVA) requires the simulation of future portfolio prices. Recent metrics, such as dynamic Initial Margin (IM) and Margin Value Adjustments (MVA) additionally require the simulation of future conditional sensitivities. For portfolios with non-linear instruments that do not admit closed-form valuation formulas, this poses a significant computational challenge. This problem is addressed by proposing a static replication algorithm for interest rate options with early-exercise features under an affine term-structure model. Under the appropriate conditions, we can find an equivalent portfolio of vanilla options that replicate these products. Specifically, we decompose the product into a portfolio of European swaptions. The weights and strikes of the portfolio are obtained by regressing the target option value with interpretable, feed-forward neural networks. Once an equivalent portfolio of European swaptions is determined, we can leverage on closed-form expressions to obtain the conditional prices and sensitivities, which serve as an input to exposure and SIMM-driven MVA quantification. For a consistent forward sensitivity estimation, this involves the differentiation of the portfolio-weights. The accuracy and convergence of the method is demonstrated through several representative numerical examples, benchmarked against the established least-square Monte Carlo method. [ABSTRACT FROM AUTHOR]
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- 2024
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17. EFFECT OF VIRUS INFECTION ON THE FRUIT QUALITY OF SOUR CHERRY CULTIVAR ŁUTÓWKA.
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Paduch-Cichal, Elżbieta, Krupa, Tomasz, Mirzwa-Mróz, Ewa, Szyndel, Marek S., Staniszewski, Karol, Kukuła, Wojciech, Mielniczuk, Elżbieta, Wit, Marcin, and Wakuliński, Wojciech
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FRUIT quality ,VIRUS diseases ,REVERSE transcriptase polymerase chain reaction ,VITAMIN C ,POLISH voivodeships ,SWEET cherry ,SOUR cherry ,ORCHARDS - Abstract
A survey was carried out on a commercial sour cherry fruit orchard located in Lublin province in Poland to determine the influence of viruses on the fruit quality of sour cherry cv. Łutówka. Leaf samples from trees of sour cherry cv. Łutówka were tested for Prunus necrotic ringspot virus (PNRSV), Prune dwarf virus (PDV), Little cherry virus 1 (LChV-1), Little cherry virus 2 (LChV-2), Cherry virus A (CVA), Cherry green ring mottle virus (CGRMV), Cherry necrotic rusty mottle virus (CNRMV), Cherry rasp leaf virus (CRLV) and Cherry mottle leaf virus (CMLV) using the RT-PCR technique. The results indicated that PNRSV and PNRSV+CVA infected the samples. PDV, LChV-1, LChV-2, CGRMV, CNRMV, CRLV, and CMLV were not detected in any of the tested sour cherry trees. The effect of virus infection on the chemical composition of sour cherry fruits was investigated. The anthocyanin, total phenolic and vitamin C contents, and antioxidant activity were evaluated. The total phenolic compound, vitamin C contents, and antioxidant activity were significantly higher in PNRSV- and PNRSV+CVA-infected than in virus-free sour cherry fruits. The total anthocyanin content in PNRSV- or PNRSV+CVA-infected fruits was lower than in control trees. To our knowledge, this is the first report in the world about the effect of PNRSV or PNRSV+CVA infection on the anthocyanin compounds, total polyphenolic compounds, vitamin C contents, and the antioxidant activity of sour cherry fruits. [ABSTRACT FROM AUTHOR]
- Published
- 2024
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18. Potential extinction cascades in a desert ecosystem: Linking food web interactions to community viability.
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Eichenwald, Adam J., Fefferman, Nina H., and Reed, J. Michael
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FOOD chains , *BIOLOGICAL extinction , *COMPETITION (Biology) , *HYPERLINKS , *DESERTS , *TROPHIC cascades - Abstract
Desert communities are threatened with species loss due to climate change, and their resistance to such losses is unknown. We constructed a food web of the Mojave Desert terrestrial community (300 nodes, 4080 edges) to empirically examine the potential cascading effects of bird extinctions on this desert network, compared to losses of mammals and lizards. We focused on birds because they are already disappearing from the Mojave, and their relative thermal vulnerabilities are known. We quantified bottom‐up secondary extinctions and evaluated the relative resistance of the community to losses of each vertebrate group. The impact of random bird species loss was relatively low compared to the consequences of mammal (causing the greatest number of cascading losses) or reptile loss, and birds were relatively less likely to be in trophic positions that could drive top‐down effects in apparent competition and tri‐tropic cascade motifs. An avian extinction cascade with year‐long resident birds caused more secondary extinctions than the cascade involving all bird species for randomized ordered extinctions. Notably, we also found that relatively high interconnectivity among avian species has formed a subweb, enhancing network resistance to bird losses. [ABSTRACT FROM AUTHOR]
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- 2024
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19. The Use of Factor Eight Inhibitor Bypass Activity (FEIBA) for the Treatment of Perioperative Hemorrhage in Left Ventricular Assist Device Implantation
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O'Donnell, Christian, Rodriguez, Alexander J, Madhok, Jai, Sharifi, Husham, Wang, Hanjay, O'Brien, Connor G, Boyd, Jack, Hiesinger, William, Hsu, Joe, and Hill, Charles C
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Biomedical and Clinical Sciences ,Cardiovascular Medicine and Haematology ,Clinical Sciences ,Hematology ,Clinical Trials and Supportive Activities ,Heart Disease ,Rehabilitation ,Lung ,Clinical Research ,Cardiovascular ,Good Health and Well Being ,Blood Coagulation Factors ,Factor VIII ,Heart Failure ,Heart-Assist Devices ,Hemorrhage ,Humans ,Retrospective Studies ,Treatment Outcome ,left ventricular assist device ,LVAD ,FEIBA ,factor 8 inhibitor bypass activity ,procoagulants ,perioperative hemorrhage ,thrombotic events ,thrombosis ,CVA ,DVT ,PE ,pump thrombus ,Cardiorespiratory Medicine and Haematology ,Anesthesiology ,Cardiovascular medicine and haematology - Abstract
ObjectiveTo test the hypothesis that factor eight inhibitor bypassing activity (FEIBA) can be used to control bleeding following left ventricular assist device (LVAD) implantation without increasing the 14-day composite thrombotic outcome of pump thrombus, ischemic cerebrovascular accidents, pulmonary embolism, and deep venous thrombosis.DesignRetrospective cohort study.SettingAcademic hospital.ParticipantsThree hundred nineteen consecutive patients who underwent LVAD implantation (December 1, 2009 to December 30, 2018).InterventionFEIBA administered to control perioperative hemorrhage.Measurements and main resultsThe 82 patients (25.7%) in the FEIBA cohort had more risk factors for perioperative hemorrhage, such as lower preoperative platelet count (169 ± 66 v 194 ± 68 × 103/mL, p = 0.004), prior cardiac surgery (36.6% v 21.9%, p = 0.008), and longer cardiopulmonary bypass (CPB) time (100.3 v 75.2 minutes, p = 0.001) than the 237 controls. After 16.6 units (95% CI: 14.3-18.9) of blood products were given, 992 units (95% CI: 821-1163) of FEIBA were required to control bleeding in the FEIBA cohort. Compared to the controls, there were no differences in the 14-day composite thrombotic outcome (11.0% v 7.6%, p = 0.343) or mortality rate (3.7% v 1.3%, p = 0.179). Multivariate logistical regression identified preoperative international normalized ratio (odds ratio [OR]: 1.30, 95% CI: 1.04-1.62) and CPB time (OR: 1.11, 95% CI: 1.02-1.20) as risk factors for 14-day thrombotic events, but FEIBA usage was not associated with an increased risk.ConclusionsIn this retrospective cohort study, the use of FEIBA (∼1,000 units, ∼13 units/kg) to control perioperative hemorrhage following LVAD implantation was not associated with increases in mortality or composite thrombotic outcome.
- Published
- 2021
20. CheckLijst voor het opsporen van cognitieve en emotionele gevolgen na een beroerte (CLCE-24)
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SMC Rasquin, CM van Heugten, I Winkens, G Beusmans, and FRJ Verhey
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checklijst ,cognitieve stoornissen ,emotionele stoornissen ,cva ,beroerte ,Medicine - Abstract
Achtergrond en doel: Eerstelijns zorgverleners geven aan dat ondersteuning nodig is voor het onderkennen en signaleren van cognitieve en emotionele stoornissen na een beroerte. Deze studie beschrijft een nieuw signaleringsinstrument, de CheckLijst voor Cognitieve en Emotionele problemen na een beroerte (CLCE-24). Methode: Bij een groep patie¨nten (N = 69) werd 6 maanden na de beroerte voorafgaand aan het uitgebreid neuropsychologisch onderzoek (waaronder de MMSE en CAMCOG) de CLCE-24 afgenomen. Resultaten: De CLCE-24 werd positief ontvangen door zowel de patie¨nt, de naaste als de interviewer (psycholoog). De gemiddelde afnameduur was 11.1 minuten (5-35 minuten). Tachtig procent van de patie¨nten rapporteerde klachten; 73% cognitieve klachten en 51% emotionele klachten. Patie¨nten met ten minste e´e´n cognitieve klacht scoorden lager op de MMSE (t = 2.52; p=0.01) en de CAMCOG (t = 2.45; p= 0.02) dan patie¨nten zonder klachten. Conclusie: De CLCE-24 is een bruikbaar instrument om cognitieve en emotionele klachten na een beroerte op te sporen, waarna verwijzing naar bijvoorbeeld een neuropsycholoog en/of revalidatiearts kan plaatsvinden. Verder onderzoek moet o.a. gericht zijn op betrouwbaarheid tussen beoordelaars en op implementatie in de zorgketen
- Published
- 2024
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21. To Study Compare Glasgow Coma Scale with National Institute of Health Stroke Scale as A Marker of Short-Term Prognosis in Cerebrovascular Accident Patients in A Tertiary Care Centre, Rewa.
- Author
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Malviya, Dinesh Kumar, Thakur, Saritesh Kumar, Indurkar, Manoj, Singh, Umesh Pratap, and Tilkar, Mahendra
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GLASGOW Coma Scale , *TERTIARY care , *PROGNOSIS , *PATIENT care , *INTENSIVE care units - Abstract
BACKGROUND: Stroke is the 2nd largest cause of mortality world over. In the intensive care unit (ICU), severity scales are crucial adjuncts of treatment for anticipating patient outcomes, comparing quality-of-care, and stratification for clinical studies. They're an important aspect of making better healthcare judgments and identifying people with unusual outcomes. This study was conducted to assess and compare GLASGOW COMA SCALE and NIHSS score as predictors of mortality in CVA patients admitted in MICU of Tertiary Care Centre, Rewa. METHODOLOGY: This was a cross sectional, analytical study conducted in the Department of Medicine, Sanjay Gandhi Memorial Hospital (SGMH), associated with Shyam Shah Medical College (SSMC), Rewa, M.P. between January 2020 to June 2021. The GLASGOW COMA SCALE and NIHSS score were calculated for each patient on day of admission and patients were followed-up for a max period of 7 days. The area under ROC curve was used to measure the ability of these scoring systems to forecast the prognosis, in order to find the best dividing value. RESULTS: The mean GCS in Death group was 5.56 ± 4.412, mean NIHSS score in Death Group was 32.45±6.486 and the mean of GCS in Survival group was 11.41 ± 4.413, mean NIHSS score in Survival Group was 14.09±8.099. The GCS score had an AUC of 0.886 which is slightly less than the NIHSS score which had the AUC 0f 0.913. CONCLUSIONS: GLASGOW COMA SCALE and NIHSS scores have good ability to predict the short-term prognosis of CVA patients, and the combination of these two can provide an even better measure of mortality. [ABSTRACT FROM AUTHOR]
- Published
- 2023
22. Virtual Reality: The Future of Invasive Procedure Training?
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Savir, Shiri, Khan, Adnan A., Yunus, Rayaan A., Rehman, Taha A., Saeed, Shirin, Sohail, Mahnoor, Sharkey, Aidan, Mitchell, John, and Matyal, Robina
- Abstract
Invasive procedures are associated with adverse events that are both hazardous to patients and expensive to treat. A trainee is expected to perform complex sterile invasive procedures in a dynamic environment under time pressure while maintaining patient safety at the highest standard of care. For mastery in performing an invasive procedure, the automatism of the technical aspects is required, as well as the ability to adapt to patient conditions, anatomic variability, and environmental stressors. Virtual reality (VR) simulation training is an immersive technology with immense potential for medical training, potentially enhancing clinical proficiency and improving patient safety. Virtual reality can project near-realistic environments onto a head-mounted display, allowing users to simulate and interact with various scenarios. Virtual reality has been used extensively for task training in various healthcare-related disciplines and other fields, such as the military. These scenarios often incorporate haptic feedback for the simulation of physical touch and audio and visual stimuli. In this manuscript, the authors have presented a historical review, the current status, and the potential application of VR simulation training for invasive procedures. They specifically explore a VR training module for central venous access as a prototype for invasive procedure training to describe the advantages and limitations of this evolving technology. [ABSTRACT FROM AUTHOR]
- Published
- 2023
- Full Text
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23. Phosphodiesterase type 5 Inhibitors (PDE-5I) as a potential therapeutic drug in stroke: A systematic narrative review
- Author
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Harvey Sudharta, Fani Agusta Chandra, Nadya Novemia, Andre, Jimmy Fransisco Abadinta Barus, and Poppy Kristina Sasmita
- Subjects
phosphodiesterase 5 inhibitor ,pde 5 inhibitor ,stroke ,cerebral stroke ,cva ,brain vascular accident ,Medicine ,Neurology. Diseases of the nervous system ,RC346-429 - Abstract
Objectives. Stroke is an acute cerebrovascular disease with high morbidity and mortality rate. Many stroke management strategies can improve prognosis and quality of life, but only to a certain extent. Phosphodiesterase inhibitor-5 (PDE-5i) has shown benefits in numerous preclinical studies, but human studies have been inconclusive. Material and Methods. For this narrative review, we conducted a systematic search following the PRISMA statement guideline from inception until November 2022. The search was conducted in PubMed, ScienceDirect, EBSCOhost, and ProQuest. We included all human and animal studies on this topic, including preclinical studies, randomized clinical trials, and case studies. All the excluded studies are reviews or non-English studies. Review. Many PDE-5i have shown benefits in anatomical and functional outcomes in preclinical acute experimental stroke models. PF-03049423 was safe and well tolerated in humans but had no significant impact on neurological or functional outcomes. Sildenafil on acute/subacute was deemed safe to use and demonstrated improvement over baseline, but power remains unknown due to the lack of a control group. Tadalafil use resulted in a reduction in regional cerebral blood flow in subjects with a history of stroke. Conclusions. Despite promising results in preclinical studies, current evidence shows that PDE-5i does not affect clinical or functional recovery in people with acute stroke. The disparity in the intricacy of stroke pathophysiology between human and animal models was crucial. Further research in a larger population with more consistent stroke onset, medicines, and doses is required for a more conclusive result.
- Published
- 2023
- Full Text
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24. Seizure in geriatric population – An unheeded integer
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Namitha Narayanan, Shivamalarvizhi Selvaraj, Abdulmuthalif Mohamedkalifa, Archana Gaur, Ariyanachi Kaliappan, Kotha Sugunakar Reddy, Jeganathan Geetha, and Varatharajan Sakthivadivel
- Subjects
cva ,elderly ,gtcs ,metabolic ,seizure ,Medicine - Abstract
Background: Epilepsy is one of the most prevalent neurological conditions among the elderly. Age-related epileptogenic disorders as well as the ageing itself pose a risk for seizures in the elderly. The lack of witnesses, non-specific symptoms, and transient symptoms make the diagnosis challenging in the elderly. Aim: This study aimed to assess the various presentation and aetiology for the seizure disorder in the elderly population. Materials and Methods: A total of 125 elderly patients ≥60 years with new onset seizure were included in the study. Demographic data, co-morbidities, and clinical presentation of seizure were elicited. Hemogram, liver and renal function tests, random blood sugar, electrolytes, and serum calcium were analysed. Computed tomography (CT), magnetic resonance imaging (MRI) brain, and electroencephalogram (EEG) were performed. Results: Seizure was seen predominantly in the males with age group of 60–70 years. Generalized tonic-clonic seizure was the commonest presentation, followed by focal seizures. The leading causes of seizures were cerebral vascular accidents, metabolic conditions, and alcohol. CT brain was abnormal in 49%, and 73% of the patients showed abnormality in MRI brain. EEG was abnormal in 17.3% of patients. Temporal lobe infarction was the commonest, trailed by parieto-temporal and frontal lobe involvement. Conclusion: Seizures in the elderly have varied clinical signs and aetiology. An awareness about these atypical presentation and aetiology is essential for the early diagnosis and management to prevent morbidity.
- Published
- 2023
- Full Text
- View/download PDF
25. Quimiometria III - Revisitando a análise exploratória dos dados multivariados
- Author
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Márcia Miguel Castro Ferreira
- Subjects
principal component analysis ,Mahalanobis distance ,canonical variate analysis ,CVA ,ANOVA-PCA. ,Chemistry ,QD1-999 - Abstract
In this work, three methods for pattern recognition, used as exploratory data analysis, are revisited. A brief review of principal component analysis, PCA, an unsupervised method, is provided. Next, the Mahalanobis distance and the confidence ellipses usually drawn around the scores samples are discussed. Fisher’s canonical variate analysis (a supervised methodology) is the second method revisited in this work. The third exploratory data analysis methodology addressed is ANOVA-PCA, which uses the analysis of variance to separate variations into main effects, interaction and noise followed by principal component analysis. Unlike the other two, ANOVA-PCA was proposed recently and is still not yet explored in all its capabilities. One advantage of this method is the possibility to calculate the variance of each of the effects involved in the experimental design. The mathematical bases of the three methods are discussed as well as examples are presented.
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- 2023
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26. Evaluation of the pattern of neck pain with forward head posture (fhp) among sewing machine operators- A cross-sectional study
- Author
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Dr. Zahoor Ahmad, Dr. Rakhshanda, and Nadia Ishtiaq
- Subjects
Neck pain ,NPRS ,NDI ,IRM ,CVA ,Forward Head Posture ,Medicine - Abstract
One of the very common negative effects experienced by operators and workers of sewing machines is neck pain. The use of sewing machines in a forward-leaning position over an extended period of time contributes to neck strain and promotes bad postures like the Forward Head Posture (FHP). The objective of this study was to determine the prevalence of FHP and neck pain among sewing machine operators in tailors and garment factories of District Swabi, Pakistan. This cross-sectional study was carried out on a total of 223 users of sewing machines while seated (97 women and 126 men). The study was conducted in Swabi District from October 2022 to February 2023. The outcomes were evaluated using a numerical pain rating scale and the Neck Disability Index (NDI). According to the Numerical pain Rating Scale (NPRS) for neck pain, 24 participants (10.8%) reported mild discomfort, 79 participants (35.4%) reported moderate pain, and 120 participants (53.8%) reported severe pain. Only 13.9% (n=31) of the participants (n=192) had a normal head position. The majority of the participants were hunched forward. The NPRS had a mean of 3.43 (± SD 0.49), the NDI mean was 3.43 (± 0.68), and the cranial vertebral angle (CVA) mean was 1.13 (±SD 0.34). According to the findings of the current study, FHP and neck pain are quite common among individuals who use sewing machines, and a large percentage of these people also have FHP and neck discomfort.
- Published
- 2023
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27. Characterization of Prunus Necrotic Ringspot Virus and Cherry Virus A Infecting Myrobalan Rootstock.
- Author
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Ben Mansour, Karima, Komínek, Petr, Komínková, Marcela, and Brožová, Jana
- Subjects
- *
PRUNUS , *ROOTSTOCKS , *CHERRIES , *BIOLOGICAL assay - Abstract
Prunus necrotic ringspot virus (PNRSV) and cherry virus A (CVA) are two viruses that mainly infect plants of the genus Prunus. Full-length sequences of these two viruses, collected in the Czech Republic from Prunus cerasifera plants, were obtained via HTS sequencing. Phylogenetic analyses based on the NJ method and Splitstree tools showed that the Czech PNRSV isolate (ON088600-ON088602) is a divergent isolate from other molecular groups, sharing less than 97% pairwise nucleotide identity with members of other groups. The Czech CVA isolate (ON088603) belonged to molecular subgroup III-2, clustered with isolates from non-cherry hosts, and shared the highest pairwise nucleotide identity (99.7%) with an isolate of Australian origin. [ABSTRACT FROM AUTHOR]
- Published
- 2023
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- View/download PDF
28. Visual Attention-Based Optic Disc Detection System Using Machine Learning Algorithms
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Geetha Devi, A., Krishnamoorthy, N., Ahmed, Karim Ishtiaque, Patel, Syed Imran, Khan, Imran, Satpathy, Rabinarayan, Kacprzyk, Janusz, Series Editor, Gomide, Fernando, Advisory Editor, Kaynak, Okyay, Advisory Editor, Liu, Derong, Advisory Editor, Pedrycz, Witold, Advisory Editor, Polycarpou, Marios M., Advisory Editor, Rudas, Imre J., Advisory Editor, Wang, Jun, Advisory Editor, Jacob, I. Jeena, editor, Kolandapalayam Shanmugam, Selvanayaki, editor, and Bestak, Robert, editor
- Published
- 2022
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- View/download PDF
29. Cerebrovascular Accident
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DeRight, Jonathan and DeRight, Jonathan
- Published
- 2022
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30. Thromboembolism Triggered by a Combination of Electronic Cigarettes and Oral Contraceptives: A Case Report and Review of Literature.
- Author
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Fadeyi, Olaniyi, Randhawa, Anantbir, Shankar, Abhirami, Garabetian, Christine, Singh, Harpreet, and Topacio, Antonio
- Abstract
Genetic predisposition, oral contraceptive (OCP) use, tobacco smoking, cancers, and trauma are well-known triggers for hypercoagulability and thromboembolism. Multiple reports have been published on the health risk of combining OCP and traditional cigarettes smoking in the context of thromboembolism. However, limited information is available on the health consequences of combining OCP use with electronic cigarettes. Here, we report a case of a young female patient with a past medical history of ovarian cysts and electronic cigarettes use who came into the hospital with a complaint of "recurrent seizures" and tachycardia. This patient was subsequently diagnosed with bilateral pulmonary emboli, subacute cerebrovascular accident (CVA), and possible patent foramen ovale. Therapeutic Lovenox was initiated. Reasons to educate young females on the risks of combining OCP and electronic cigarettes use were explained. [ABSTRACT FROM AUTHOR]
- Published
- 2023
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- View/download PDF
31. Clinically stable covid-19 patients presenting to acute unscheduled episodic care venues have increased risk of hospitalization: secondary analysis of a randomized control trial.
- Author
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Bledsoe, Joseph, Woller, Scott C., Brooks, Maria, Sciurba, Frank C., Krishnan, Jerry A., Martin, Deborah, Hou, Peter, Lin, Janet Y., Kindzelski, Andrei, Handberg, Eileen, Kirwan, Bridget-Anne, Zaharris, Elaine, Castro, Lauren, Shapiro, Nancy L., Pepine, Carl J., Majercik, Sarah, Fu, Zhuxuan, Zhong, Yongqi, Venugopal, Vidya, and Lai, Yu-Hsuan
- Subjects
- *
COVID-19 , *TRANSIENT ischemic attack , *SECONDARY analysis , *VENOUS thrombosis , *THROMBOEMBOLISM - Abstract
Background: Assessment for risks associated with acute stable COVID-19 is important to optimize clinical trial enrollment and target patients for scarce therapeutics. To assess whether healthcare system engagement location is an independent predictor of outcomes we performed a secondary analysis of the ACTIV-4B Outpatient Thrombosis Prevention trial. Methods: A secondary analysis of the ACTIV-4B trial that was conducted at 52 US sites between September 2020 and August 2021. Participants were enrolled through acute unscheduled episodic care (AUEC) enrollment location (emergency department, or urgent care clinic visit) compared to minimal contact (MC) enrollment (electronic contact from test center lists of positive patients).We report the primary composite outcome of cardiopulmonary hospitalizations, symptomatic venous thromboembolism, myocardial infarction, stroke, transient ischemic attack, systemic arterial thromboembolism, or death among stable outpatients stratified by enrollment setting, AUEC versus MC. A propensity score for AUEC enrollment was created, and Cox proportional hazards regression with inverse probability weighting (IPW) was used to compare the primary outcome by enrollment location. Results: Among the 657 ACTIV-4B patients randomized, 533 (81.1%) with known enrollment setting data were included in this analysis, 227 from AUEC settings and 306 from MC settings. In a multivariate logistic regression model, time from COVID test, age, Black race, Hispanic ethnicity, and body mass index were associated with AUEC enrollment. Irrespective of trial treatment allocation, patients enrolled at an AUEC setting were 10-times more likely to suffer from the adjudicated primary outcome, 7.9% vs. 0.7%; p < 0.001, compared with patients enrolled at a MC setting. Upon Cox regression analysis adjustment patients enrolled at an AUEC setting remained at significant risk of the primary composite outcome, HR 3.40 (95% CI 1.46, 7.94). Conclusions: Patients with clinically stable COVID-19 presenting to an AUEC enrollment setting represent a population at increased risk of arterial and venous thrombosis complications, hospitalization for cardiopulmonary events, or death, when adjusted for other risk factors, compared with patients enrolled at a MC setting. Future outpatient therapeutic trials and clinical therapeutic delivery programs of clinically stable COVID-19 patients may focus on inclusion of higher-risk patient populations from AUEC engagement locations. Trial Registration: ClinicalTrials.gov Identifier: NCT04498273. [ABSTRACT FROM AUTHOR]
- Published
- 2023
- Full Text
- View/download PDF
32. Comparison of TBI and CVA outcomes: Durability of gains following post-hospital neurological rehabilitation.
- Author
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Lewis, Frank D. and Horn, Gordon J.
- Subjects
- *
STATISTICS , *PATIENT aftercare , *LENGTH of stay in hospitals , *NEUROLOGICAL disorders , *MULTIPLE regression analysis , *HEALTH outcome assessment , *INTERVIEWING , *FUNCTIONAL assessment , *STROKE rehabilitation , *RESIDENTIAL care , *DESCRIPTIVE statistics , *DATA analysis , *REHABILITATION for brain injury patients , *DISCHARGE planning - Abstract
BACKGROUND: With the effectiveness of post-hospital brain injury rehabilitation clearly demonstrated, research focus has shifted to durability of treatment gains over time. OBJECTIVE: Study objectives were threefold: (1) examined the stability of outcomes following post-hospital rehabilitation for persons with acquired brain injury, (2) compare differences in short and long-term outcome for TBI and CVA groups, and (3) identify predictors of long-term outcomes. METHODS: Subjects (n = 108) were selected from 2,177 neurologically impaired adults with consecutive discharges from 18 post-hospital programs in 12 states from 2011 through 2019. The study sample included TBI, CVA, and Mixed neurological groups. All persons were evaluated using the Mayo Portland Adaptability Inventory –4 Participation Index at four assessment intervals: admission, discharge, and 3 and 12 month follow-up. Additional analyses included repeated measures 2x4 design addressing TBI and CVA by the four measurement periods, and hierarchical multiple regression to identify outcome predictors. RESULTS: The total sample demonstrated a reduction in Participation T-scores (indicating less disability) from admission to discharge. Reductions in disability were maintained at the 3 and 12 month follow-up assessments (Greenhouse-Geisser F (2.37) = 76.87, p < 0.001, partial eta2 = 0.418, power to detect = 0.99). The CVA group demonstrated greater disability at each assessment interval, however, those differences were not statistically significant. Significant predictors of outcome at 12 months post-discharge were length of stay in program and type of injury. TBIs with longer length of stay experienced better outcome at 12 months than non-TBIs with shorter length of stays (hierarchical multiple regression adjusted R2 = 0.085, p < 0.05). CONCLUSION: Post-hospital residential neurorehabilitation programs provide a return on investment. Gains are realized from admission to discharge, and maintained one year following discharge from rehabilitation. [ABSTRACT FROM AUTHOR]
- Published
- 2023
- Full Text
- View/download PDF
33. Study of Various Risk Factors of Cerebrovascular Accident at Tertiary Care Center Rewa.
- Author
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Malviya, Dinesh Kumar, Giri, Nikhil, Kapur, Karan Saran, Nagar, Ramkrishna, and Singh, Badri Vishal
- Subjects
- *
STROKE , *MEDICAL personnel , *DISEASE risk factors , *SMOKELESS tobacco , *TERTIARY care , *DYSLIPIDEMIA - Abstract
Introduction: Stroke is characterized by neurological deficits of vascular origin. Its incidence has increased in low-to-middle income countries but decreased in high-income countries, while the severity has remained stable. Risk factors for stroke can be non-modifiable (e.g., gender, race, family history) or modifiable (e.g., lifestyle, medical interventions). Nonmodifiable factors cannot be changed, while modifiable factors can be modified through lifestyle changes and medical treatment. Method: This cross-sectional study was conducted at Shyam Shah Medical College, Rewa, involving 154 cases of cerebrovascular accidents (CVAs). Informed consent was obtained from the patients or their close relatives prior to participation in the study. Results: The highest number of cases in our study was observed in the age group of 61-70. prevalence of various risk factors in the study population. Diabetes was found to be present in 44.15% of the participants, hypertension in 20.77%, tobacco chewing in 34.41%, smoking in 41.55%, and alcohol consumption in 40.91%. 54 cases (35.06%) were in the lower socioeconomic class, 38 cases (24.67%) were in the upper-lower socioeconomic class, and 62 cases (40.27%) were in the upper, upper middle, and lower middle socioeconomic classes. that total cholesterol in the cases was 186.91±36.15. Similarly, there were significant elevations in Triglyceride (TG) levels and Low-Density Lipoprotein (LDL) in study group. Conclusion: By managing diabetes and hypertension, quitting tobacco and smoking, and reducing alcohol intake, we can reduce stroke prevalence and improve health outcomes. Collaboration with healthcare professionals is essential for personalized risk factor modification. [ABSTRACT FROM AUTHOR]
- Published
- 2023
34. Seizure in geriatric population – An unheeded integer.
- Author
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Narayanan, Namitha, Selvaraj, Shivamalarvizhi, Mohamedkalifa, Abdulmuthalif, Gaur, Archana, Kaliappan, Ariyanachi, Reddy, Kotha Sugunakar, Geetha, Jeganathan, and Sakthivadivel, Varatharajan
- Subjects
EPILEPSY ,CEREBROVASCULAR disease ,NEUROLOGICAL disorders ,SYMPTOMS ,OLDER patients ,SEIZURES (Medicine) - Abstract
Background: Epilepsy is one of the most prevalent neurological conditions among the elderly. Age‑related epileptogenic disorders as well as the ageing itself pose a risk for seizures in the elderly. The lack of witnesses, non‑specific symptoms, and transient symptoms make the diagnosis challenging in the elderly. Aim: This study aimed to assess the various presentation and aetiology for the seizure disorder in the elderly population. Materials and Methods: A total of 125 elderly patients ≥60 years with new onset seizure were included in the study. Demographic data, co‑morbidities, and clinical presentation of seizure were elicited. Hemogram, liver and renal function tests, random blood sugar, electrolytes, and serum calcium were analysed. Computed tomography (CT), magnetic resonance imaging (MRI) brain, and electroencephalogram (EEG) were performed. Results: Seizure was seen predominantly in the males with age group of 60–70 years. Generalized tonic‑clonic seizure was the commonest presentation, followed by focal seizures. The leading causes of seizures were cerebral vascular accidents, metabolic conditions, and alcohol. CT brain was abnormal in 49%, and 73% of the patients showed abnormality in MRI brain. EEG was abnormal in 17.3% of patients. Temporal lobe infarction was the commonest, trailed by parieto‑temporal and frontal lobe involvement. Conclusion: Seizures in the elderly have varied clinical signs and aetiology. An awareness about these atypical presentation and aetiology is essential for the early diagnosis and management to prevent morbidity. [ABSTRACT FROM AUTHOR]
- Published
- 2023
- Full Text
- View/download PDF
35. Stroke survivors partner in research: a case example of collaborative processes
- Author
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Alyson Kwok, Deacon Cheung, Maysyn Gordon, Evan Mudryk, and Patricia J. Manns
- Subjects
Patient partner ,Patient-oriented research ,Stroke ,CVA ,Rehabilitation ,Medicine ,Medicine (General) ,R5-920 - Abstract
Plain Language summary Whenever possible, including patients as partners in the research process can improve the quality of the research and the relevance of the results. Sometimes, there can be challenges when engaging people with lived experience in health research. For example, after a stroke, some patients can have trouble moving, thinking, or speaking. The purpose of this paper is to describe the processes used by our research team, comprised of two researchers and three patient partners with lived experience who had knowledge and insights into surviving a moderate to severe stroke. The research was a graduate student project exploring what patients think of physical therapy tests and measures used post-stroke. This article describes the process, rather than the outcomes of that research. We collaborated through virtual meetings, which were held every time decisions about the research had to be made or where feedback was required. The patient partners improved the interview question guide, helped to analyze the data, and helped to communicate the research findings. We found several strategies that helped us to be successful, including focusing on the value of the patient perspective and insights, taking time to build relationships, and allowing time to share stories. We also took special care to follow recommendations about communication to make sure that all the patient partners understood the project aim and activities that we were working on together. We feel this paper shows how patients who have had a stroke can collaborate as valued members of health research teams.
- Published
- 2022
- Full Text
- View/download PDF
36. An Elderly Woman with the GáCS Sign.
- Author
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Felix, August, Levasseur, Matthew, Haydar, Samir, and Mabey, Jennifer
- Subjects
- *
OLDER women - Published
- 2023
- Full Text
- View/download PDF
37. Comparison of upper extremity and transfemoral access for fenestrated-branched endovascular aortic repair.
- Author
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Chamseddin, Khalil, Timaran, Carlos H., Oderich, Gustavo S., Tenorio, Emanuel R., Farber, Mark A., Parodi, F. Ezequiel, Schneider, Darren B., Schanzer, Andres, Beck, Adam W., Sweet, Matthew P., Zettervall, Sara L., Mendes, Bernardo, Eagleton, Matthew J., and Gasper, Warren J.
- Abstract
The use of upper extremity (UE) access is an accepted and often implemented approach for fenestrated/branched endovascular aortic aneurysm repair (F-BEVAR). The advent of steerable sheaths has enabled the performance of F-BEVAR using a total transfemoral (TF) approach without UE access, potentially decreasing the risks of cerebral embolic events. The purpose of the present study was to assess the outcomes of F-BEVAR using UE vs TF access. Prospectively collected data from nine physician-sponsored investigational device exemption studies at U.S. centers were analyzed using a standardized database. All patients were treated for complex abdominal aortic aneurysms (CAAAs) and thoracoabdominal aortic aneurysms (TAAAs) using industry-manufactured fenestrated and branched stent grafts between 2005 and 2020. The outcomes were compared between patients who had undergone UE vs total TF access. The primary composite outcome was stroke or transient ischemia attack (TIA) and 30-day or in-patient mortality during the perioperative period. The secondary outcomes included technical success, local access-related complications, and perioperative mortality. Among 1681 patients (71% men; mean age, 73.43 ± 7.8 years) who had undergone F-BEVAR, 502 had had CAAAs (30%), 535 had had extent IV TAAAs (32%), and 644 had had extent I to III TAAAs (38%). UE access was used for 1103 patients (67%). The right side was used for 395 patients (24%) and the left side for 705 patients (42%). UE access was preferentially used for TAAAs (74% vs 47%; P <.001). In contrast, TF access was used more frequently for CAAAs (53% vs 26%; P <.01). A total of 38 perioperative cerebrovascular events (2.5%), including 32 strokes (1.9%) and 6 TIAs (0.4%), had occurred. Perioperative cerebrovascular events had occurred more frequently with UE access than with TF access (2.8% vs 1.2%; P =.036). An individual component analysis of the primary composite outcome revealed a trend for more frequent strokes (2.3% vs 1.2%; P =.13) and TIAs (0.54% vs 0%; P =.10) in the UE access group. On multivariable analysis, total TF access was associated with a 60% reduction in the frequency of perioperative cerebrovascular events (odds ratio, 0.39; P =.029). No significant differences were observed between UE and TF access in the technical success rate (96.5% vs 96.8%; P =.72), perioperative mortality (2.9% vs 2.6%; P =.72), or local access-related complications (6.5% vs 5.5%; P =.43). In the present large, multicenter, retrospective analysis of prospectively collected data, a total TF approach for F-BEVAR was associated with a lower rate of perioperative cerebrovascular events compared with UE access. Although the cerebrovascular event rate was low with UE access, the TF approach offered a lower risk of stroke and TIA. UE access will continue to play a role for appropriately selected patients requiring more complex repairs with anatomy not amenable to the TF approach. [Display omitted] [ABSTRACT FROM AUTHOR]
- Published
- 2023
- Full Text
- View/download PDF
38. A comparative study of anterior versus posterior circulation cerebral infarctions: Clinical outcomes.
- Author
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Hashemilar, Mazyar, Manouchehri, Simin, Farhoudi, Mehdi, and Seyedi-Sahebari, Sepideh
- Published
- 2023
- Full Text
- View/download PDF
39. Nonlinear Dynamic Process Monitoring Using Canonical Variate Kernel Analysis.
- Author
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Li, Simin, Yang, Shuang-hua, and Cao, Yi
- Subjects
PRINCIPAL components analysis ,INDUSTRIALISM ,FEATURE extraction ,KERNEL (Mathematics) - Abstract
Most industrial systems today are nonlinear and dynamic. Traditional fault detection techniques show their limits because they can hardly extract both nonlinear and dynamic features simultaneously. Canonical variate analysis (CVA) shows its excellent monitoring performance in fault detection for dynamic processes but is not applicable to nonlinear processes. Inspired by the CVA method, a novel nonlinear dynamic process monitoring method, namely, the "canonical variate kernel analysis" (CVKA), is proposed in this work. The way to extract nonlinear features is different from a traditional kernel canonical variate analysis (KCVA). In a sequential structure, the new approach firstly extracts the linear dynamic features from the data through the CVA method, followed by a kernel principal component analysis to extract nonlinear features from the CVA residual space. The new CVKA method is then applied to a TE process case study, proving the excellent performance of CVKA compared to other common approaches in dynamic nonlinear process monitoring for TE-like processes. [ABSTRACT FROM AUTHOR]
- Published
- 2023
- Full Text
- View/download PDF
40. Percutaneous Trans Mitral Valve Commissurotomy (PTMC)
- Author
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Firouzi, Ata, Hosseini, Zahra, Maleki, Majid, editor, and Alizadehasl, Azin, editor
- Published
- 2021
- Full Text
- View/download PDF
41. The Incidence and Genetic Analysis of Two Betaflexiviruses Capillovirus alphavii and Tepovirus tafpruni in Iran.
- Author
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Pourrrahim R and Farzadfar S
- Abstract
Viral diseases have emerged as a serious threat to cherry trees production in Iran. To determine which virus(es) are present, three leaves from a sweet cherry tree (Qz5) with diffuse white blotch spots and deformation were subjected to high-throughput sequencing. After de novo assembly, blast analysis revealed that 12 contigs ranging from 360 to 7,433 nucleotides (nts) shared 78-96% nt identities with Capillovirus alphavii (cherry virus A, CVA) and seven contigs, ranging from 350 to 6,844 nts, shared 79-88% nt identities with Tepovirus tafpruni (prunus virus T, PrVT). During a survey, CVA, PrVT, and CVA + PrVT infections were detected in 12.6%, 5.1%, and 7.9% of 724 sour and sweet cherry samples. Phylogenetic analysis revealed that Iranian CVA was grouped into GIIIB, whereas PrVT fell into a distinct branch, which was confirmed by diversity plots. The within-population diversity was lower than the between-population diversity suggesting the contribution of a founder effect on diversification of CVA isolates. Host-specific codon adaptation analysis revealed the highest adaptation of CVA to sour cherry. This could suggest that sour cherry may be one of the closest Prunus species to wild progenitors. It raises the possibility that viruses such as CVA may have exerted evolutionary pressures influencing domestication processes. Additionally, the similarity index indicated that the common plum (Prunus domestica) may have exerted significant evolutionary pressure on CVA and PrVT. The association of CVA and PrVT was reported for the first time in the mid-Eurasian region, specifically in Iran, which represents an issue in phytosanitary certification of cherry plants.
- Published
- 2025
- Full Text
- View/download PDF
42. A HOSPITAL BASED STUDY ON ACUTE ISCHAEMIC STROKE NEURON-SPECIFIC ENOLASE AS POTENTIAL BIOMARKER IN SEVERITYAND OUTCOME.
- Author
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Ali, Zuhaib
- Abstract
Introduction: Acute ischaemic infarction is the third etiology of death and first etiology of disability across the globe. Cerebrovascular accident is an emergency condition requiring immediate intervention. The blood brain barrier compromised in patients with acute ischaemic stroke, leakage of neuro-biochemical protein markers like NSE into the peripherial circulation allow pathogenesis and prognostication of patient's with CVA to be weighed up additionally. The current work structured to determine the marker of brain damage, NSE in serum of patient's with acute ischaemic infarction as a diagnostic and/or monitoring tool for early prognosis of ischaemic stroke. Materials and Methods: This study conducted at Department of General Medicine, Naraina Medical College And Research center from June 2021 to February 2022. The sample size was 94 of which 47 were acute ischaemic stroke patients who were studied as cases and 47 non ischaemic stroke were taken as controls and there serum NSE, GCS, NIHSS, mRS, infarct volume were estimated and the results obtained were statistically computed. Results: In present study, Mean NSE in cases-5.558.Mean NSE in controls-0.217. In the ROC Curve for NSE, area under ROC of NSE is100% and the optimal cut offivalue is 1.48, SENSITIVITY is 100%. P-value for NSE & GCS is 0.2920.P-value for NSE & NIHSS is <0.001.P-value for NSE & mRS is <0.001.Coefficeint of correlation between NSE and infarct volume r=0.026 Conclusion: Serum NSE can be used for early diagnosis, prognosis of acute ischaemic stroke p atients in the settings were CT scan, MRI scan not available or patients in whom CT sca n or MRIiscan contraindicated or CT scan normal. Serum NSE test may be boon to prima ry health centres and useful to reduce morbidity and mortality associated with ischaemic stroke patients with early treatment initiation. [ABSTRACT FROM AUTHOR]
- Published
- 2022
43. A New Aculodes Species (Prostigmata: Eriophyidae) Described from an Invasive Weed by Morphological, Morphometric and DNA Barcode Analyses †.
- Author
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Vidović, Biljana, Anđelković, Nikola, Jojić, Vida, Cvrković, Tatjana, Petanović, Radmila, Marini, Francesca, Cristofaro, Massimo, and Rector, Brian G.
- Subjects
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DNA analysis , *CYTOCHROME oxidase , *GENETIC barcoding , *NOXIOUS weeds , *ACARIFORMES , *ERIOPHYIDAE , *CHEATGRASS brome , *WEEDS - Abstract
Simple Summary: Natural enemies of cheatgrass, an invasive plant in the western USA that is associated with recent increases in destructive wildfires, were sought as part of a classical biological control program targeting that plant. A population of mites was discovered infesting cheatgrass plants in central Bulgaria and determined to be a new species using morphological, morphometric analysis (i.e., measurement of specific body parts) and DNA barcoding (i.e., comparison of DNA sequences in genes shared by all mite species). Without these modern analytical tools, this mite would probably have been considered as the same species as another mite that infests other plants. This new mite species will now be tested to determine if it is suitable for importation and release in the USA as a biological control agent of cheatgrass. A new species of eriophyoid mite, Aculodes marcellisp. nov., was discovered on cheatgrass, Anisantha tectorum (L.) Nevski (syn. Bromus tectorum L.), an annual grass that is native to Eurasia and Northern Africa. This grass was introduced to North America near the end of the 19th century and now is widespread and associated with the observed increases in the size, frequency, and intensity of wildfires in western N. America. In this paper, A. marcellisp. nov., is morphologically described and illustrated. Compared with other Aculodes spp., it differs based on morphology and the sequence of the mitochondrial cytochrome oxidase gene, subunit I (MT-CO1). Results of morphometric analysis showed clear differentiation between A. marcellisp. nov., and the most similar congener, A. altamurgiensis from Taeniatherum caput-medusae. Analysis of MT-CO1 sequence divergence revealed significant levels of genetic variation (17.7%) and supported the results from the morphometric analysis; therefore, it is determined that they are two different species. Aculodes marcellisp. nov., is a new candidate agent for classical biological control of A. tectorum. [ABSTRACT FROM AUTHOR]
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- 2022
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44. La enfermedad neurológica en los tiempos del COVID-19: Una serie de casos.
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GARZÓN-HERNÁNDEZ, JENNY PAOLA, BUITRAGO-GÓMEZ, MARIO ALEJANDRO, ANDRADE-RONDÓN, SILVIA ANGÉLICA, ÁLVAREZ-PABÓN, YELITZA, CASTELLANOS-PRADA, JORGE ARMANDO, PINZÓN-RINCÓN, DIANA MARCELA, TRILLOS-LEAL, RAMIRO FERNANDO, MORA-MORA, LUIS ALEXÁNDER, RUEDA-GUZMÁN, LIGIA CLEMENCIA, REYES-LOBO, ALEXÁNDER, and SILVA-SIEGER, FEDERICO ARTURO
- Abstract
Copyright of Acta Medica Colombiana is the property of Acta Medica Colombiana and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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- 2022
- Full Text
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45. Assessment of Risk Factors for Cerebrovascular Accidents in Children with Congenital Heart Diseases.
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Ahmed Ali, Nehal Khalil, Ahmed Hassanein, Sahar Mohamed, Ahmed, Khaled Aboulfotouh, El Guindy, Waleed Mohamed, and El Hamid El Midany, Ashraf Abd
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HEART assist devices , *STROKE , *DISSEMINATED intravascular coagulation , *HEMORRHAGIC stroke , *VENOUS thrombosis - Abstract
Background: Children with congenital heart disease (CHD) are at an increased risk of cerebrovascular accidents (CVA), including arterial ischemic stroke (AIS), cerebral venous sinus thrombosis (CVST), and hemorrhagic stroke. The risk varies depending on age, comorbidities, underlying cardiac defect, and other factors, such as changing hemodynamics, cardiac procedures, and the need for mechanical circulatory support devices. Aim: To determine the risk factors and neurological outcome of cerebrovascular accidents, that occur either spontaneously or peri-procedurally in children with congenital heart diseases. Patients and Methods: A retrospective case-control study was conducted on the records of 72 patients collected from the patients' files between 2015 and 2023 at the Pediatric Neurology Clinic, and Pediatric Cardiology Clinic, Children's Hospital, Cardiothoracic Surgery Academy, Radio-diagnosis Department, Faculty of Medicine, Ain Shams University Hospitals with age ranged from 2 months to 18 years. Children with CHD and radiologically confirmed CVA (case group) were compared to CHD children without CVA (control group). Results: Seventy-two children with CHD were included, 30 of whom had radiologically confirmed CVA (case group), and the remaining studied children (42 patients) who had CHD without CVA (control group). In the case group, they were 12 females (40%) and 18 males (60 %), 29 females (69%) and 13 males (31%) in the control group. The age at diagnosis of CVA in case group ranged from (2 months to 1 year) in 17 patients (56.7%), (2 - 6 years) in 7 patients (23.3%), and(7 - 12 years) in 3 (10.0%), and (13 - 18 years) in 3 (10.0%). Males in patients with stroke (60.0%) than in patients without stroke (31.0%) with p-value = 0.014. Twenty-four (57.1%) without stroke and 15 (50.0%) with stroke had acyanotic cardiac disease with the most common being VSD in 7 (23.3%) of those with stroke. there was no statistically significant difference between patients with and without stroke regarding cardiac cyanotic and acyanotic cardiac diagnosis. Twenty-one (70%) out of 30 were diagnosed AIS, 2 (6.7%) CVST, and 7 (23.3%) with hemorrhagic stroke. Stroke occurred following cardiac procedures in 20 patients (66.7%): 15 after cardiac surgery and 5 after cardiac catheterization. Risk factors for CVA were high blood pressure at admission in 12 patients (16.7%), hypoperfusion in 7 patients (9.7%), thrombus on the tip of central venous line (CVL) in 2 patients (2.8%), deep vein thrombosis (DVT) in 1 patient (1.4%), a hypercoagulable state in 1 patient (1.4%), high hematocrit level in 1 patient (1.4%), previous brain insult in 2 patients (2.8%), intracardiac mass in 1 patient (1.4%), infective endocarditis in 2 patients (2.8%), abnormal heart valve in 1 patient (1.4%), disseminated intravascular coagulation (DIC) in 1 patient (1.4%), and chronic disease in 10 patients (13.9%). Taking into consideration that more than one risk factor was found in the same patients. The results revealed that there was a statistically significant increase in the percentage of risk factors in patients with stroke (66.7%) than in patients without stroke (26.2%) with p-value = 0.001. Conclusions: Individuals with CHD are at a higher risk of CVA, and this suggests that the risk assessment for CVA based on conventional cardiovascular risk factors should be considered in these patients. Early diagnosis of CHD is important to prevent further recurrences of stroke, and because they are potentially curable. Prospective cohort studies are required to determine effective primary and secondary prevention strategies. [ABSTRACT FROM AUTHOR]
- Published
- 2024
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46. FTIR analysis of a miRNA involved in abiotic stress tolerance in plants.
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Flores-Benavides, Vladimir, Delgado-Macuil, Raúl, Pluma-Polvo, Neri, and de Fátima Rosas-Cárdenas, Flor
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GENE expression , *FOURIER transform infrared spectroscopy , *CHEMICAL composition of plants , *BIOTECHNOLOGY , *ABIOTIC stress - Abstract
The microRNA-319 (miRNA-319) plays a role in plant tolerance to abiotic stress. It was introduced into Nicotiana plants using Agrobacterium tumefaciens with the pB7WG2D plasmid, and analysis was carried out using Fourier Transform Infrared Spectroscopy (FTIR). The FTIR technique allowed the identification of changes in the chemical and structural compositions of the plants associated with miRNA expressions. Measurements were taken on the adaxial and abaxial sides of the leaves to determine the regions of changes in banding patterns due to metabolic alterations induced by the miRNA. To observe differences in banding patterns, a Principal Component Analysis (PCA) was performed, followed by a Canonical Variate Analysis (CVA). The results showed that the miRNA studied methods of regulating metabolic processes, enhancing the plant’s ability to adapt to adverse environments. These findings provide an understanding of the underlying regulation for abiotic stress resistance and highlight the potential of miRNA-319 as a biotechnological tool for developing more resilient crops. [ABSTRACT FROM AUTHOR]
- Published
- 2024
- Full Text
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47. Shortness of Breath 5 Days After Surgery
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Phillips, Jacquelyn L., de Virgilio, Christian, Grigorian, Areg, Frank, Paul N., Nahmias, Jeffry, de Virgilio, Christian, editor, and Grigorian, Areg, editor
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- 2020
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48. Stroke survivors partner in research: a case example of collaborative processes.
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Kwok, Alyson, Cheung, Deacon, Gordon, Maysyn, Mudryk, Evan, and Manns, Patricia J.
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STROKE patients ,PATIENT participation ,PATIENTS' attitudes ,PSYCHOLOGICAL feedback ,HEALTH care teams - Abstract
The Canadian Strategy for Patient-Oriented Research supports the inclusion of patients as partners throughout the research process. Purposeful and meaningful engagement of patient partners after stroke can present unique challenges due to the potential impacts on cognition, communication, or mobility. The purpose of this paper is to provide a case example of working together with three individuals who bring their post-stroke lived experience, including one person with aphasia, from study design through to dissemination. The designed and executed qualitative research was the purpose of this collaboration; this paper describes the collaborative process rather than the outcomes of the original research. The Strategy for Patient-Oriented Research Patient Engagement Framework was followed to engage the patient partners fully as part of the research team. Patient partners were involved at regularly scheduled team meetings and provided guidance on key aspects of project design and decision-making. The patient partners provided robust and important contributions to many aspects of the research, including shaping interview questions, assisting with thematic analysis, and contributing to the dissemination of research findings. Effective team dynamics were fostered by focusing on the value of the lived experience knowledge, using best-practice communication strategies, as well as taking time for relationship-building and story sharing. With appropriate support and guidance, the individuals who have experienced stroke were valuable contributing members of our research team. Plain Language summary: Whenever possible, including patients as partners in the research process can improve the quality of the research and the relevance of the results. Sometimes, there can be challenges when engaging people with lived experience in health research. For example, after a stroke, some patients can have trouble moving, thinking, or speaking. The purpose of this paper is to describe the processes used by our research team, comprised of two researchers and three patient partners with lived experience who had knowledge and insights into surviving a moderate to severe stroke. The research was a graduate student project exploring what patients think of physical therapy tests and measures used post-stroke. This article describes the process, rather than the outcomes of that research. We collaborated through virtual meetings, which were held every time decisions about the research had to be made or where feedback was required. The patient partners improved the interview question guide, helped to analyze the data, and helped to communicate the research findings. We found several strategies that helped us to be successful, including focusing on the value of the patient perspective and insights, taking time to build relationships, and allowing time to share stories. We also took special care to follow recommendations about communication to make sure that all the patient partners understood the project aim and activities that we were working on together. We feel this paper shows how patients who have had a stroke can collaborate as valued members of health research teams. [ABSTRACT FROM AUTHOR]
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- 2022
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49. Revisão de remuneração do SUS para linha de cuidado do AVC isquêmico por meio de microcusteio.
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Beck da Silva Etges, Ana Paula, Anschau, Fernando, and Rodrigues Pires, Luana Baptista
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COST structure ,STROKE units ,ISCHEMIC stroke ,STROKE patients ,STROKE ,MEDICAL care costs ,ACCREDITATION - Abstract
Copyright of JBES: Brazilian Journal of Health Economics / Jornal Brasileiro de Economia da Saúde is the property of JBES: Brazilian Journal of Health Economics and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2022
- Full Text
- View/download PDF
50. Impact of COVID-19 on emergency department management of stroke and STEMI. A narrative review.
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Banfield, W.H., Elghawy, O., Dewanjee, A., and Brady, W.J.
- Abstract
The novel coronavirus of 2019 (COVID-19) has resulted in a global pandemic; COVID-19 has resulted in significant challenges in the delivery of healthcare, including emergency management of multiple diagnoses, such as stroke and ST-segment myocardial infarction (STEMI). The aim of this study was to identify the impacts of the COVID-19 pandemic on emergency department care of stroke and STEMI patients. In this study a review of the available literature was performed using pre-defined search terms, inclusion criteria, and exclusion criteria. Our analysis, using a narrative review format, indicates that there was not a significant change in time required for key interventions for stroke and STEMI emergent management, including imaging (door-to-CT), tPA administration (door-to-needle), angiographic reperfusion (door-to-puncture), and percutaneous coronary intervention (door-to-balloon). Potential future areas of investigation include how emergency department (ED) stroke and STEMI care has adapted in response to different COVID-19 variants and stages of the pandemic, as well as identifying strategies used by EDs that were successful in providing effective emergency care in the face of the pandemic. [ABSTRACT FROM AUTHOR]
- Published
- 2022
- Full Text
- View/download PDF
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