575 results match your criteria: "Lisbon University.[Affiliation]"

Background: Incidence of cryptogenic ischemic stroke (CIS) in young adults is increasing. Early left atrial (LA) myopathy might be 1 of the underlying mechanisms, but this has only been scarcely explored.

Objectives: The purpose of this study was to assess the association between increased LA stiffness and CIS in young adults.

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The ovariectomy (OVE) procedure can trigger somatosensory and visceral peritoneal nociception. Sacrococcygeal epidural (ScE) anesthesia may complement or replace systemic analgesia used for feline OVE, reducing opioid consumption and their related undesirable adverse effects and consequently reducing or completely blocking the sympathetic nervous system activation during this procedure. The present study aimed to evaluate the activation of the sympathetic nervous system resulting from adding an ScE injection of bupivacaine 0.

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The challenges experienced in the context of the pandemic have required a significant reconciliation between work and family domains due to confinement and the need to spend more time at home, which may have increased the levels of stress, anxiety, and depression, making it necessary to use resilient coping strategies to overcome the difficulties felt. This study examined the effect of resilient coping on the relationship between work-family conflict and stress, anxiety, and depression in this context. Data were collected using a self-report protocol from a sample of Portuguese workers ( = 476).

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Functional infrared thermography imaging can be used to assess the effectiveness of Maxicam Gel in pre-emptively treating transient synovitis and lameness in horses.

Front Vet Sci

June 2024

Laboratory of Equine Exercise Physiology and Pharmacology (LAFEQ), Department of Animal Morphology and Physiology, School of Agricultural and Veterinary Sciences, São Paulo State University, FCAV/UNESP, São Paulo, Brazil.

Introduction: Diagnosing and treating lameness in horses is essential to improving their welfare. In equine orthopedic practice, infrared thermography (IRT) can indirectly detect soreness. Non-steroidal anti-inflammatory drugs can treat painful and inflammatory processes in horses.

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Grass and olive pollens have overlapping pollination periods and are common allergens in the Iberian Peninsula. The objective is to determine the sensitization pattern to major Phleum pratense and Olea europaea pollens in the Portuguese population with pollen allergic rhinitis (AR) using molecular allergen diagnosis (MAD). Seasonal AR patients (≥ 12 years), with positive skin prick tests (SPT) to Phleum and Olea were recruited from 16 centers.

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Article Synopsis
  • Prolonged high blood sugar (hyperglycemia) in diabetes can lead to significant complications, and recent evidence suggests it affects these conditions through changes in DNA methylation.
  • Researchers analyzed DNA from type 1 diabetes patients with different average blood sugar levels over 5 years, focusing on groups with better control (HbA1c<7%) versus poorer control (HbA1c>8%).
  • The study found 8,385 methylated DNA sites linked to 1,802 genes, revealing patterns related to important pathways and specific gene regions that could help explain chronic complications in type 1 diabetes, even in patients without obvious symptoms.
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Repetition of thyroid fine-needle aspiration cytology after an initial nondiagnostic result: Is there an optimal timing?

Endocrinol Diabetes Nutr (Engl Ed)

May 2024

Endocrinology Department, Northern Lisbon University Center, Lisbon, Portugal; Endocrinology University Clinic, Lisbon Medical School, Lisbon, Portugal.

Introduction: It is suggested to wait at least 3 months to repeat a fine needle aspiration cytology (FNAC) to avoid possible inflammatory cytological changes induced by a previous procedure. This study evaluated the influence of the interval between 2 FNACs in a cohort with a previous non-diagnostic (ND) FNAC. We analysed the occurrence of ND or atypia of undetermined significance/follicular lesion of undetermined significance (AUS/FLUS) results in the second FNAC, based on the intervals between procedures.

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Social Determinants and Consequences of Pain: Toward Multilevel, Intersectional, and Life Course Perspectives.

J Pain

October 2024

Pain Management Research Institute, Kolling Institute, Sydney Medical School, Faculty of Medicine and Health, The University of Sydney, Sydney, Australia.

Despite wide endorsement of a biopsychosocial framework for pain, social aspects of pain remain rarely addressed in the context of pain prevention and management. In this review, we aim to 1) examine the broad scope of social determinants and consequences of pain and their interactions across multiple levels of organization, and 2) provide a framework synthesizing existing concepts and potential areas for future work on social aspects of pain, drawing upon socioecological, intersectional, and life course approaches. Integrating interdisciplinary theory and evidence, we outline pathways through which multilevel social factors and pain may affect each other over time.

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This manuscript describes the Advanced Breast Cancer (ABC) international consensus guidelines updated at the last two ABC international consensus conferences (ABC 6 in 2021, virtual, and ABC 7 in 2023, in Lisbon, Portugal), organized by the ABC Global Alliance. It provides the main recommendations on how to best manage patients with advanced breast cancer (inoperable locally advanced or metastatic), of all breast cancer subtypes, as well as palliative and supportive care. These guidelines are based on available evidence or on expert opinion when a higher level of evidence is lacking.

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Equine skin wound treatment continues to be a challenge for veterinarians. Despite being a frequent practice, it remains difficult to choose an evidence-based treatment protocol. This study aimed to comprehensively explore the literature and provide a scoping review of therapeutic strategies for equine skin wounds and identify knowledge gaps and opportunities for future research.

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Objectives: Monochorionic twins (MC) have higher risk of perinatal morbi-mortality compared to singletons and dichorionic twins (DC). Selective fetal growth restriction (sFGR) increases the chances of adverse outcome. Hepatic arterial buffer response (HABR) is an important mechanism for maintaining liver perfusion.

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Nonsevere Hemophilia: The Need for a Renewed Focus and Improved Outcomes.

Semin Thromb Hemost

February 2025

Irish Centre for Vascular Biology, School of Pharmacy and Biomolecular Sciences, Royal College of Surgeons in Ireland, Dublin, Ireland.

People with nonsevere hemophilia (PWNSH) are phenotypically more diverse than those with severe hemophilia. Perceptions relating to a "nonsevere" phenotype have contributed to fewer research initiatives, fewer guidelines on optimal management, and a lack of standards for surveillance and clinical assessment for affected individuals. In many cases, episodes of abnormal bleeding could, if investigated, have led to earlier diagnosis.

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The elemental composition of chemical elements can vary between healthy and diseased tissues, providing essential insights into metabolic processes in physiological and diseased states. This study aimed to evaluate the calcium (Ca) and phosphorus (P) levels in the bones of rats with/without streptozotocin-induced diabetes and/or exposure to infrasound. X-ray fluorescence spectroscopy was used to determine the concentrations of Ca and P in Wistar rat tibiae samples.

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Can the HB-EGF/EGFR pathway restore injured neurons?

FEBS J

May 2024

Veterinary and Animal Research Center (CECAV), Faculty of Veterinary Medicine, Lusófona University-Lisbon University Centre, Portugal.

Heparin-binding epidermal growth factor-like growth factor (HB-EGF) is a transmembrane protein that, when cleaved by metalloproteases through a process called ectodomain shedding, binds to the EGF receptor (EGFR), activating downstream signaling. The HB-EGF/EGFR pathway is crucial in development and is involved in numerous pathophysiological processes. In this issue of The FEBS Journal, Sireci et al.

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Due to specific bacterial microbiota, raw milk cheeses have appreciated sensory properties. However, they may pose a threat to consumer safety due to potential pathogens presence. This study evaluated the microbiological contamination of 98 raw milk cheeses from Beira Baixa, Portugal.

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Background: Dyspnoea is a common symptom of respiratory disease. However, data on its prevalence in general populations and its association with lung function are limited and are mainly from high-income countries. The aims of this study were to estimate the prevalence of dyspnoea across several world regions, and to investigate the association of dyspnoea with lung function.

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Strategies for nursing care of critically ill multicultural patients: A scoping review.

J Clin Nurs

August 2024

Faculty of Health Sciences and Nursing, Interdisciplinary Health Research Center, Portuguese Catholic University, Lisbon, Portugal.

Background: In society, people live in a social reality where multiculturalism is an increasingly relevant and prevalent topic in their contexts. Facing this, caring for multicultural patients in an emergency service or intensive care unit setting requires a high level of cultural competence due to the complexity, vulnerability of the patient, rapid changes in hemodynamic status, involvement of the family, their informational needs.

Objective: To map the strategies for nursing care of critically ill multicultural patients.

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Background: The monitoring of nociception/antinociception poses a significant challenge during anesthesia, making the incorporation of new tools like the Parasympathetic Tone Activity (PTA) monitor an added value in feline anesthesia.

Objectives: To compare the effectiveness and speed of PTA monitoring when compared to heart rate (HR) in detecting surgical stimuli (SS) during the intraoperative period in 49 female cats undergoing ovariectomy (OV).

Methods: Instantaneous Parasympathetic Tone Activity (PTAi) values, HR, , and non-invasive SAP and MAP were continuously monitored and systematically assessed.

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Introduction: Sexuality is an integral part of development and personality, and is important in healthcare. Nurses are among the most representative healthcare professionals. For holistic and inclusive nursing care practice and to improve equality, human rights, well-being, and health of individuals, the curricula of nursing courses must integrate broad knowledge about sexuality and its diversity.

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Article Synopsis
  • The study evaluates the CUBN/MPO ratio as a possible biomarker for aggressive T1 bladder cancer, aiming to improve early intervention and patient survival.
  • Urine samples from 30 patients with high-grade T1 bladder cancer were analyzed, revealing that those with a low CUBN/MPO ratio had a higher risk of cancer recurrence and progression.
  • The findings suggest the CUBN/MPO ratio could be a valuable prognostic tool; however, additional research on larger samples is needed to confirm these results.
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Introduction: Directional Leads (dLeads) represent a new technical tool in Deep Brain Stimulation (DBS), and a rapidly growing population of patients receive dLeads.

Research Question: The European Association of Neurosurgical Societies(EANS) functional neurosurgery Task Force on dLeads conducted a survey of DBS specialists in Europe to evaluate their use, applications, advantages, and disadvantages.

Material And Methods: EANS functional neurosurgery and European Society for Stereotactic and Functional Neurosurgery (ESSFN) members were asked to complete an online survey with 50 multiple-choice and open questions on their use of dLeads in clinical practice.

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Article Synopsis
  • The text outlines the challenges of conducting research on cerebral venous thrombosis (CVT) due to its rarity, emphasizing the need for a prioritized international research agenda to enhance prevention, diagnosis, and treatment for better patient outcomes.
  • The agenda was developed during a summit in June 2023, involving 45 participants from 15 countries, including clinical researchers, former CVT patients, and representatives from funding organizations, focused on key research themes.
  • It categorizes essential research questions into themes like epidemiology, diagnosis, medical treatment, and more, aiming to inspire future research, foster collaboration, and help secure funding to address these critical questions in CVT.
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Objectives: Referral for liver transplant (LT) following acute variceal bleeding (AVB) varies widely. We aimed to characterize and assess its impact on clinical outcomes.

Methods: Observational retrospective cohort including cirrhosis patients with AVB from 3 hospitals in Lisbon, Portugal, from 2018 to 2019.

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Radium-223 dichloride (Ra223) is the first targeted alpha agent approved for treating metastatic castration-resistant prostate cancer (mCRPC) with bone-exclusive disease. A benefit in overall survival and time to the first symptomatic skeletal-related event was shown in the Alpharadin in Symptomatic Prostate Cancer Patients (ALSYMPCA) trial. However, this trial did not describe a bone scan response to Ra223, and there is no universal consensus about how it should be monitored.

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