2,205 results match your criteria: "University Hospital "Virgen Macarena"[Affiliation]"

Challenges in managing acute appendicitis differ across Europe: patient and system-level insights from observational cohort study data comparing two European countries.

Curr Probl Surg

November 2024

Chief of Surgical Critical Care and Emergency Surgery, Division of Traumatology, Surgical Critical Care and Emergency Surgery, Department of Surgery, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA; Chair, Research Committee, European Society for Trauma and Emergency Surgery (ESTES).

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Background: Current literature and a real-world study suggest that diroximel fumarate (DRF) is safer than dimethyl fumarate (DMF) in the treatment of multiple sclerosis (MS). However, no real-world study to date has significantly addressed the efficacy of this treatment.

Objectives: This study aims to elucidate the safety, tolerability, and efficacy of DRF in a real-world setting, utilizing data from a Spanish national registry of patients commencing DRF therapy post-market introduction.

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Evaluation of Red Blood Cell Biochemical Markers and Coagulation Profiles Following Cell Salvage in Cardiac Surgery: A Systematic Review and Meta-Analysis.

J Clin Med

October 2024

Research Group PAIDI-CTS-1050, "Complex Care, Chronicity and Health Outcomes", Faculty of Nursing, Physiotherapy and Podiatry, University of Seville, 41009 Seville, Spain.

: Individuals undergoing cardiac surgery face an increased risk of bleeding, as well as alterations in biochemical and coagulation patterns. Therefore, assessing the effectiveness of systems such as Cell Salvage is necessary to prevent potential surgical complications. : To evaluate the efficacy of Cell Salvage in relation to the biochemical parameters of the red blood series and coagulation, as well as the risk of hemorrhage.

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The prevalence of prenatal tobacco exposure remains high in many countries, particularly in southern Europe. The aims of this study were to estimate the prevalence of smoking among pregnant women in a southern Spanish city (Seville) and to identify the associated sociodemographic and obstetric characteristics. In a descriptive, cross-sectional study, a random sample of pregnant women who were scheduled to undergo a morphology scan at their public referral hospital in their 20th week of gestation were interviewed in person.

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Role of Sam68 in different types of cancer (Review).

Int J Mol Med

January 2025

Department of Medical Biochemistry, Molecular Biology and Immunology, School of Medicine, University of Seville, 41009 Seville, Spain.

Src‑associated in mitosis 68 kDa protein (Sam68) is a protein encoded by the heteronuclear ribonucleoprotein particle K homology (KH) single domain‑containing, RNA‑binding, signal transduction‑associated protein 1 (known as ) gene in humans. This protein contains binding sites for critical components in a variety of cellular processes, including the regulation of gene expression, RNA processing and cell signaling. Thus, Sam68 may play a role in a variety of diseases, including cancer.

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Article Synopsis
  • This study investigates blood transcriptional profiles in moderate to late preterm infants to understand the mechanisms behind persistent wheezing.
  • Researchers analyzed a cohort over three years, assessing wheezing presence and conducting gene expression analysis with advanced genomic techniques.
  • The findings reveal that infants who developed wheezing had distinct immune gene expression changes, particularly decreased interferon and increased B cell gene expression, indicating specific immunological factors contributing to wheezing development.
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Background: As the healthcare sector evolves, Artificial Intelligence's (AI's) potential to enhance laboratory medicine is increasingly recognized. However, the adoption rates and attitudes towards AI across European laboratories have not been comprehensively analyzed. This study aims to fill this gap by surveying European laboratory professionals to assess their current use of AI, the digital infrastructure available, and their attitudes towards future implementations.

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In the last decades, various types of endoscopic sinus surgery (ESS) have emerged as treatments for chronic rhinosinusitis (CRS), particularly with the development of personalized, endotype-driven approaches targeting mucosal inflammation and remodeling. Despite these advancements, the literature reports heterogeneous and often divergent outcomes, leaving the actual benefit of more extensive surgical approaches in CRS control a matter of ongoing debate. This discrepancy stems from inconsistent definitions of surgical techniques, leading to variations in osseous and mucosal resections depending on patient phenotype, disease severity and surgeon preference.

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Introduction: Surgical residency programs are facing ongoing challenges since the pandemic. The Young Member (YM) Task Force of the European Association for Endoscopic Surgery (EAES) has been created to support surgical residents and surgeons under 40, promoting activities that could be useful for young surgeons and to improve networking between members of different countries. This project aimed to explore educational needs among European surgical residents to inform the EAES curriculum for young surgeons.

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Background: Iatrogenic bile duct injuries (BDIs) prevention during laparoscopic cholecystectomy (LC) relies on meticulous anatomical dissections through direct visualization. Near-infrared fluorescence (NIRF) with indocyanine green (ICG) improves the visualization of extrahepatic biliary structures. Although ICG can be administered either intravenously or intragallbladder, there remains uncertainty regarding the optimal method for different patient populations.

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  • The study investigates the impact of the HLA-DQA1⋆05 allele on the effectiveness of anti-TNF drugs (infliximab and adalimumab) for patients with inflammatory bowel disease (IBD).
  • It found that 35% of the 200 patients analyzed carry the HLA-DQA1⋆05 haplotype, and these individuals show a higher risk of developing anti-drug antibodies, leading to treatment complications.
  • The results suggest that screening for the HLA-DQA1⋆05 allele could be beneficial for predicting which patients might experience reduced efficacy from anti-TNF therapies.
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Relevance of anatomical remnants for revision sinus surgery.

Eur Ann Otorhinolaryngol Head Neck Dis

October 2024

Rhinology Unit, Department of Otolaryngology, Head and Neck Surgery, University Hospital Virgen Macarena, Dr Fedriani Av 3, 41009 Seville, Spain. Electronic address:

Objectives: Review of the scientific literature dedicated to investigating how residual structures impact surgical outcomes in chronic rhinosinusitis (CRS) patients, providing information on the frequency of anatomical remnants after endoscopic sinus surgery (ESS).

Material And Methods: This review has been reported following the recommendations of the SWiM guideline. PubMed, Cochrane Library, Embase, and Web of Science were searched until April 2024.

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Minimally invasive approach for colonic gallstone ileus.

Cir Esp (Engl Ed)

January 2025

Department of General and Digestive Surgery, University Hospital Virgen Macarena, University of Sevilla, Sevilla, Spain; Unit of General and Digestive Surgery, Hospital Quirónsalud Sagrado Corazón, Sevilla, Spain.

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Objectives: The aim of the present study was to evaluate the impact of chronic treatment with angiotensin-converting enzyme inhibitors (ACEI) or angiotensin receptor blockers (ARB) on short-term clinical outcomes after an episode of AHF.

Methods: A secondary analysis of patients included in the EAHFE (Epidemiology of Acute Heart Failure in Emergency Departments) cohort, which includes patients diagnosed with AHF in 45 Spanish Emergency Departments (EDs). The primary outcome was all-cause in-hospital mortality.

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  • The study aimed to evaluate hearing outcomes at 24 months for infants with mild congenital cytomegalovirus (cCMV) infection, comparing those who received antiviral treatment to those who did not.
  • Utilizing data from the European Registry of Children with cCMV, researchers included infants diagnosed with cCMV early in life, who had normal physical exams and mild imaging findings.
  • Results showed that 34.7% of the 196 participants received antiviral treatment, but there was no significant difference in hearing loss prevalence between treated (4.6%) and untreated groups (6.3%) after two years.
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  • * A systematic review analyzed 27 studies that looked at the effects of prostaglandin analogue eye drops on ocular surface diseases, finding a connection between these drugs and eye surface damage based on various tests.
  • * The review highlighted the importance of considering alternative medications that might have less impact on eye health and called for a reevaluation of glaucoma treatment strategies to improve patient outcomes and care.
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  • The study aimed to assess the likelihood of recurrent Clostridioides difficile infection (CDI) in solid-organ transplant (SOT) recipients during the year following their transplant.
  • Researchers analyzed data from 191 SOT patients who had their first CDI episode, finding a 12% recurrence rate and highlighting that severe CDI and metronidazole monotherapy significantly raised this risk.
  • The findings suggest that using metronidazole alone increases the chances of a recurrence, indicating a need for improved treatment strategies to prevent repeated infections in these patients.
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  • The review focuses on the importance of histopathological analysis of tissue samples in chronic rhinosinusitis with nasal polyps (CRSwNP) to enhance understanding and treatment options.
  • It highlights that the severity of CRSwNP correlates with factors like eosinophil levels in nasal polyps, and discusses ongoing debates over biopsy methods and sample locations.
  • A pragmatic checklist has been proposed by a panel of experts to standardize tissue analysis, improve communication among healthcare providers, and help identify CRSwNP subtypes for better-targeted therapies.
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  • Clinical labs have gotten way better at using tech to manage and share medical data, thanks to advanced systems and software.
  • Although Laboratory Information Systems (LIS) have improved since the 1970s, they still struggle to handle all the extra information produced during testing.
  • The paper suggests splitting this information into two types—metadata (which describes data) and peridata (which helps understand test results)—to make it easier to use and improve healthcare technology.
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  • The study investigates the genetic factors linked to severe COVID-19, specifically focusing on hospitalized cases in admixed Americans.
  • Researchers conducted the largest genome-wide association study (GWAS) for COVID-19 hospitalization in this population, identifying four significant genetic associations, including two novel loci found in Latin Americans.
  • The findings highlight the importance of including diverse populations in genomic research, aiming to improve understanding of genetic risks associated with COVID-19 across different ethnic groups.
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  • - Severe maxilla atrophy can make it impossible to use standard dental implants, but personalized subperiosteal implants (PSIs) offer a customized alternative that fits closely to the patient's bone structure for better results.
  • - A case study highlights a patient with significant bone loss due to mucormycosis who, after a failed reconstruction, received a removable prosthesis supported by a PSI, which helped close gaps and improve functionality.
  • - The patient reported positive outcomes 18 months later, with no complications, suggesting that customized implants like PSIs can be effective in complex dental restoration cases.
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Pulmonary hyalinizing granuloma (PHG) is a rare, benign condition characterized by slow-growing pulmonary nodules, often mimicking malignant lesions radiologically. Its pathogenesis is unclear but is thought to result from an exaggerated immune response to persistent antigenic stimuli. This report presents a case of a 71-year-old male with PHG, incidentally detected during imaging for acute appendicitis.

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  • The analysis aimed to compare patient outcomes from two large cohorts in Europe and the USA who underwent coronary artery bypass grafting (CABG) to assess the effectiveness of knowledge exchange among cardiovascular surgery societies.
  • Data was collected from the European DuraGraft Registry (2,522 patients) and the US STS database (294,725 patients), with both groups undergoing CABG between 2016 and 2019, and factors were matched using propensity score models to ensure fair comparison of outcomes.
  • Key findings revealed different patient profiles, with European patients more likely to have left main disease and receive arterial grafts, while US patients tended to have more saphenous vein grafts; however, these differences in treatment approaches were
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