3,194 results match your criteria: "Complexo Hospitalario Universitario[Affiliation]"

An in-silico study of conventional and FLASH radiotherapy iso-effectiveness: potential impact of radiolytic oxygen depletion on tumor growth curves and tumor control probability.

Phys Med Biol

October 2024

Group of Medical Physics and Biomathematics, Instituto de Investigación Sanitaria de Santiago (IDIS), Santiago de Compostela, Spain.

. This work aims to investigate the iso-effectiveness of conventional and FLASH radiotherapy on tumors through in-silico mathematical models. We focused on the role of radiolytic oxygen depletion (ROD), which has been argued as a possible factor to explain the FLASH effect.

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Background: Aficamten is a cardiac myosin inhibitor that mitigates left ventricular outflow gradients in obstructive hypertrophic cardiomyopathy (oHCM). The clinical efficacy of aficamten across multiple outcome domains in oHCM has not been fully defined.

Objectives: This responder analysis from the SEQUOIA-HCM (Phase 3 Trial to Evaluate the Efficacy and Safety of Aficamten Compared to Placebo in Adults With Symptomatic oHCM) trial characterizes the clinical impact of aficamten.

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Suggestion of serious incidents in medical devices used in anterior segment surgery. Proposing ideas (II).

Arch Soc Esp Oftalmol (Engl Ed)

December 2024

Clúster de Oftalmología y Ciencias de la Visión, Cluster4Eye, Valladolid, Spain; IOBA, Universidad de Valladolid, Valladolid, Spain. Electronic address:

The entry into force of the regulation on medical devices obliges ophthalmologists to identify and report possible serious incidents arising from their use. Faced with the doubts that may arise about what can or cannot be considered a serious incident, a working group of members of the Spanish Society of Refractive and Implant Eye Surgery (SECOIR) and the ophthalmology and vision sciences cluster (Cluster4Eye), have prepared a consensus document that aims to guide ophthalmologists on some of the incidents that, in the experience of the work team, are not common or can cause serious damage to the patient's function in relation to the use of medical devices. Incidents related to the use of viscoelastics, anterior capsule dyes, intraocular lenses, and other items used in anterior segment surgery have been addressed.

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Background: In the context of the cytokine storm the takes place in severe COVID-19 patients, the () pathway emerges as one of the key pathways involved in the pathogenesis of this hyperinflammatory state. The strategy of blocking the inflammatory storm by targeting the is a promising therapy to mitigate mortality. The use of Tocilizumab was recommended by the World Health Organization (WHO) to treat severe COVID-19 patients.

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Objective: To update the consensus document of the Spanish Society of Rheumatology (SER) regarding the use of targeted biological and synthetic therapies in rheumatoid arthritis (RA) with the aim of assisting clinicians in their therapeutic decisions.

Methods: A panel of 13 experts was assembled through an open call by SER. We employed a mixed adaptation-elaboration-update methodology starting from the 2015 Consensus Document of the Spanish Society of Rheumatology on the use of biological therapies in RA.

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Nutritional Epigenomics: Bioactive Dietary Compounds in the Epigenetic Regulation of Osteoarthritis.

Pharmaceuticals (Basel)

August 2024

Unidad de Epigenética, Grupo de Investigación en Reumatología (GIR), Instituto de Investigación Biomédica de A Coruña (INIBIC), Complexo Hospitalario Universitario, de A Coruña (CHUAC), Sergas, 15006 A Coruña, Spain.

Article Synopsis
  • * Phytonutrients from plants can help combat osteoarthritis by reducing inflammation through changes in DNA and chromatin related to inflammatory genes.
  • * The review highlights the need for more research on bioactive compounds as potential treatments in osteoarthritis, aiming to personalize nutrition for better disease prevention and management.
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Oral Cavity Cancer Secondary to Dental Trauma: A Scoping Review.

Biomedicines

September 2024

Head & Neck Section-Research Committee of Young Otolaryngologists of the International Federation of Otorhinolaryngological Societies (IFOS), 13005 Marseille, France.

Article Synopsis
  • Oral cavity cancer (OCC) is the most common type of head and neck cancer, with limited studies suggesting that chronic irritation from factors like poor dental hygiene and ill-fitting dentures may contribute to its development, especially in non-smokers and non-drinkers.
  • This scoping review analyzed existing research from several databases to assess the relationship between dental trauma and OCC, following established guidelines for systematic reviews.
  • Results indicate a potential link between chronic dental trauma and OCC, particularly highlighting the risks associated with dentures and poor oral hygiene, while also noting a lack of data on the impact of gender and the specific vulnerability of women without smoking or drinking habits.
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  • Hydroxyurea (HU) is the primary treatment for essential thrombocythemia (ET), but there are no clear guidelines for when to switch therapies.
  • In a study of 1080 patients, 67% achieved a complete hematological response (CHR) after five years, with high-risk patients showing lower risks of arterial thrombosis if they achieved CHR.
  • Patients with HU resistance or intolerance had a higher chance of developing myelofibrosis, but this did not significantly impact overall survival or thrombotic risk; CHR is linked to improved outcomes and may guide future treatment decisions.
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  • The article reviews the 2023 activity report from the Interventional Cardiology Association of the Spanish Society of Cardiology, highlighting key trends in interventional cardiology practices in Spain.
  • A survey involving 119 hospitals revealed a slight decrease in diagnostic studies but an increase in percutaneous coronary interventions (PCI), with a notable rise in the use of drug-coated balloons and techniques for plaque modification.
  • The findings indicate a stabilization in coronary interventions while showcasing a growth in complex procedures, particularly for valvular and nonvalvular structural heart diseases, with primary PCI becoming the leading treatment for myocardial infarction.
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  • The study examined the characteristics of people with type 1 diabetes referred for insulin pump therapy and how these traits influence their educational journey.* -
  • It found that individuals with lower educational backgrounds and those struggling with metabolic control faced more challenges, taking longer to complete the necessary training.* -
  • The results emphasize the importance of diabetes educators tailoring their teaching strategies to meet the diverse needs of participants for better outcomes in diabetes management.*
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Background: The development of new large-scale saliva pooling detection strategies can significantly enhance testing capacity and frequency for asymptomatic individuals, which is crucial for containing SARS-CoV-2.

Objective: This study aims to implement and scale-up a SARS-CoV-2 screening method using pooled saliva samples to control the virus in critical areas and assess its effectiveness in detecting asymptomatic infections.

Methods: Between August 2020 and February 2022, our laboratory received a total of 928,357 samples.

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Introduction: During oncoplastic procedures, the vascularization and perfusion of the skin flaps is modified, thus increasing the possibility of skin necrosis. The objective of this study is to evaluate the effectiveness of indocyanine color green angiography (ICG-A) to determine intraoperative skin necrosis after oncoplastic surgery or skin-sparing or nipple-skin sparing mastectomy (NSSM).

Patients And Method: Prospective observational study to evaluate the sensitivity, specificity and positive and negative predictive values ​​of the ICG-A in women with high-risk breast cancer.

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Novel systematic processing of cardiac magnetic resonance imaging identifies target regions associated with infarct-related ventricular tachycardia.

Europace

October 2024

Novel Arrhythmogenic Mechanisms Program, Centro Nacional de Investigaciones Cardiovasculares (CNIC), Melchor Fernández Almagro 3, 28029, Madrid, Spain.

Aims: There is lack of agreement on late gadolinium enhancement cardiac magnetic resonance (LGE-CMR) imaging processing for guiding ventricular tachycardia (VT) ablation. We aim at developing and validating a systematic processing approach on LGE-CMR images to identify VT corridors that contain critical VT isthmus sites.

Methods And Results: This is a translational study including 18 pigs with established myocardial infarction and inducible VT undergoing in vivo characterization of the anatomical and functional myocardial substrate associated with VT maintenance.

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Recovery of Left Ventricular Function and Long-Term Outcomes in Patients With Takotsubo Syndrome.

J Am Coll Cardiol

September 2024

Instituto Cardiovascular. Hospital Clínico San Carlos, Madrid, Spain; Faculty of Biomedical and Health Sciences, Universidad Europea de Madrid, Villaviciosa de Odón, Spain; Hospital Universitario de Torrejón, Madrid, Spain.

Background: Takotsubo syndrome (TTS) is a form of transient left ventricular (LV) dysfunction that usually resolves within days to weeks.

Objectives: We aimed to assess the predictors and prognostic impact of time-to-LV recovery after TTS.

Methods: Prospective serial imaging data from the nationwide, multicenter RETAKO (REgistry on TAKOtsubo Syndrome) were comprehensively reviewed to assess the timing of LV recovery.

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Objectives: We aimed to analyse the interplay between impaired iron uptake and β-lactamases on cefiderocol resistance in Pseudomonas aeruginosa.

Methods: Thirty-one transferable β-lactamases and 16 intrinsic P. aeruginosa AmpC (PDC) variants were cloned and expressed in wild-type (PAO1) and iron uptake-deficient (PAO ΔpiuC) P.

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This study presents a preliminary analysis of a new instrument oriented at the analysis of processes in EMDR trauma therapy, the Processing Difficulties Scale (PDS). This scale includes 17 items described by experienced EMDR consultants and practitioners as indicative of problems during memory reprocessing. The proposed factorial solution based on four factors explains a total variance explained of 55% and an adequate goodness of fit, based on the proposed indices: RMSEA = 0.

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: Oral anticoagulation (OAC) is pivotal in the clinical management of atrial fibrillation (AF) patients. Vitamin K antagonists (VKAs) and direct oral anticoagulants (DOACs) prevent thromboembolic events, but information about the quality of life (QoL) and patient satisfaction in relation with the anticoagulant treatment is limited. : REGUEIFA is a prospective, observational, and multicentre study that included patients with AF treated by cardiologists.

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Background And Aims: Ustekinumab is an effective treatment for inflammatory bowel diseases. However, some patients do not respond to conventional doses. The aim of the study was to evaluate the effectiveness of intravenous maintenance ustekinumab in patients with secondary failure.

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Article Synopsis
  • The study measured plasma cytokine levels in 30 elite controllers (EC) of HIV, comprising 15 transient controllers and 15 persistent controllers.
  • Results showed that PWH had higher cytokine levels compared to HIV-uninfected individuals, with EC exhibiting the highest levels.
  • Elevated levels of specific cytokines, IP-10 and MIG, were associated with transient controllers and could help predict the loss of viral control, offering potential biomarkers for future HIV management.
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Theragnostic is a type of precision medicine that uses molecules linked to radioactive isotopes for the diagnosis and treatment of diseases. In recent years, it has gained significant importance to treat neuroendocrine tumors and is currently being used in prostate cancer. Various radiopharmaceuticals have emerged for diagnosing and detecting lesions showing prostate-specific membrane antigen (PSMA) positivity on the Positron emission tomography/computed tomography scan, being the most widely used labeled with [Ga] and [F].

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Introduction: A clinical dermatological research was conducted in Spain from 2005 through 2014 as part of the MaIND project with the provinces or centers with the highest number of published articles. However, a low level of evidence in scientific production was confirmed as the overall result. The aim of this study is to update the Spanish clinical dermatological research in bibliometric terms from 2015 through 2021 with comparisons between both periods of time.

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Article Synopsis
  • The ATTR-ACT study aimed to assess the effectiveness of tafamidis in treating transthyretin amyloid cardiomyopathy (ATTR-CM) over a period of up to 2.5 years, with participants either receiving tafamidis or a placebo.
  • In the long-term extension study, participants who initially received tafamidis maintained their quality of life and heart failure symptoms, while those who switched from placebo to tafamidis experienced slower worsening of their conditions.
  • The researchers concluded that tafamidis is beneficial in slowing down the decline in quality of life and heart failure symptoms for people with ATTR-CM, suggesting that early treatment is important.
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Article Synopsis
  • - Spain introduced universal RSV prophylaxis in the 2023-2024 season, allowing all newborns to receive nirsevimab, particularly benefiting infants under 6 months through extended immunization efforts.
  • - A study in 15 pediatric emergency departments showed significant decreases in respiratory infections: a 57.7% drop in lower respiratory tract infections and a 63.1% reduction in hospital and PICU admissions related to acute bronchiolitis.
  • - The findings indicate that nirsevimab is highly effective in protecting infants from RSV, with extended catch-up immunization yielding the best results, although cost-effectiveness remains a consideration.
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