Publications by authors named "Marques Pedro"

Cells die by necrosis due to excessive chemical or thermal stress, leading to plasma membrane rupture, release of intracellular components and severe inflammation. The clearance of necrotic cell debris is crucial for tissue recovery and injury resolution, however, the underlying mechanisms are still poorly understood, especially . This study examined the role of complement proteins in promoting clearance of necrotic cell debris by leukocytes and their influence on liver regeneration.

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The 2015-2016 Zika virus (ZIKV) outbreak in the Americas revealed the ability of ZIKV from the Asian lineage to cause birth defects, generically called congenital Zika syndrome (CZS). Notwithstanding the long circulation history of Asian ZIKV, no ZIKV-associated CZS cases were reported prior to the outbreaks in French Polynesia (2013) and Brazil (2015). Whether the sudden emergence of CZS resulted from an evolutionary event of Asian ZIKV has remained unclear.

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The European Society of Endocrinology (ESE) and the Union Européenne des Médecins Spécialistes (U.E.M.

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Objective: This systematic review aimed to verify if individuals with thalassemia present changes in radiomorphometric indices and fractal analysis that can be accessed using panoramic radiographs.

Material And Methods: Observational studies that evaluated cortical and trabecular bone patterns in dental routine radiographs were selected from six bibliographic databases. Risk of bias was analyzed using the Joanna Briggs Institute Critical Appraisal Checklists.

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Background: Intravenous iron improves symptoms in heart failure (HF) with iron deficiency (ID) but failed to consistently show a benefit in cardiovascular outcomes. The ID definition used may influence the response to intravenous iron. The aim of this meta-analysis is to assess the influence of ID definition on the intravenous iron effect in HF.

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Article Synopsis
  • Cardiac resynchronization therapy (CRT) using biventricular (BIV) pacing is aimed at heart failure patients but some don't respond; MultiPoint Pacing (MPP) might offer better results for these non-responders.
  • In a study with 3724 patients treated with BIV, 1639 were identified as non-responders and some were randomized to MPP or continued BIV pacing.
  • Results showed MPP led to better outcomes with a 33% success rate in reducing heart failure events compared to 23.5% in BIV, and MPP also resulted in fewer hospitalizations for heart failure.
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Aim: To identify unique clinical phenotypes in type 2 diabetes (T2D) and investigate their treatment response to canagliflozin using latent class analysis.

Methods: This was a pooled latent class analysis of the individuals in the CANVAS Program and CREDENCE trial. The co-primary endpoints were hospitalization for heart failure (HHF) and the composite of cardiovascular death (CVD) or HHF.

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Background: Ferritin is commonly used to evaluate iron stores and guide therapeutic decisions regarding intravenous iron supplementation. However, in the context of AHF, inflammation-driven upregulation of ferritin might disrupt its correlation with iron stores, restricting iron bioavailability and potentially amplifying the inflammatory response.

Aim: This study aims to assess the clinical and prognostic associations of ferritin levels in an AHF cohort and to determine whether the prognostic value of ferritin is influenced by the presence of infection, inflammatory activation, and other markers of iron deficiency.

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Therapeutic options for pituitary neuroendocrine tumours (PitNETs) refractory to temozolomide are scarce. Immune checkpoint inhibitors (ICIs), particularly inhibitors of the programmed cell death-1 (PD-1) pathway and its ligand (PD-L1), have been experimentally used in aggressive or metastatic PitNETs. We aimed to study the therapeutic usefulness of anti-PD-1 drugs in patients with aggressive or metastatic PitNETs.

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Article Synopsis
  • - The study investigates how preoperative and postoperative audiometric results relate to different radiological staging classifications (Veillon classification and Symons-Fanning classification) in patients undergoing stapes surgery for otosclerosis from 2017 to 2022.
  • - A total of 87 patients were analyzed, revealing that the Symons-Fanning classification showed significant associations with various audiometric thresholds, particularly preoperative bone conduction and postoperative air conduction results, while the Veillon classification was linked predominantly to postoperative air conduction.
  • - The findings suggest that the Symons-Fanning classification is better at predicting both preoperative and postoperative bone conduction outcomes, whereas the Veillon classification excels in predicting postoperative air conduction results; both classifications similarly predicted the occurrence of postoperative air
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B-1 cells have intricate biology, with distinct function, phenotype and developmental origin from conventional B cells. They generate a B cell receptor with conserved germline characteristics and biased V(D)J recombination, allowing this innate-like lymphocyte to spontaneously produce self-reactive natural antibodies (NAbs) and become activated by immune stimuli in a T cell-independent manner. NAbs were suggested as "rheostats" for the chronic diseases in advanced age.

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Necrosis is an overarching term that describes cell death modalities caused by (extreme) adverse conditions in which cells lose structural integrity. A guaranteed consequence of necrosis is the production of necrotic cell remnants, or debris. Necrotic cell debris is a strong trigger of inflammation, and although inflammatory responses are required for tissue healing, necrotic debris may lead to uncontrolled immune responses and collateral damage.

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Background: Heart failure (HF) patients often experience poor health-related quality-of-life (HR-QoL). The Kansas City Cardiomyopathy Questionnaire (KCCQ) is frequently used for assessing HR-QoL in HF. Whether KCCQ scores vary in a clinical meaningful manner according to the setting (home vs office) where patients respond to the questionnaire is currently unknown.

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Article Synopsis
  • The management of type 2 diabetes often lacks coordination, leading to delays in care and underutilization of recommended treatments.
  • A study analyzed 232 patients in a specialized clinic where endocrinologists, cardiologists, and nephrologists assessed patients together, focusing on the use of guideline-directed medical therapies (GDMT).
  • Results showed a significant increase in GDMT use and improvements in key health markers, indicating that synchronized care may enhance treatment and patient outcomes.
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  • Acromegaly is a disorder caused by excess growth hormone (GH) and insulin-like growth factor-1 (IGF-1), leading to distinct physical changes and various health complications in both humans and cats.
  • A literature review highlighted similarities and differences in how acromegaly manifests in these species, including craniofacial changes, joint issues, and cardiometabolic risks.
  • Both species experience growth-related problems and associated diseases, but unique symptoms like human-specific skin conditions and different physical changes in cats distinguish their presentations.
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  • * Participants from the VOICE-COVID-II trial reported that HF patients and older users struggled more with using the technology, showing lower agreement in responses than younger participants and caregivers.
  • * The findings suggest that younger individuals and caregivers can help improve the use of voice-assisted technology in healthcare settings, particularly for older adults and those with comorbidities like heart failure.
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Background: Programmed cell death-1 (PD-1) and PD ligand-1 (PD-L1) expression predict the biological behaviour, aggressiveness, and response to immune checkpoint inhibitors in different cancers. We reviewed the published data on PD-L1 expression in pituitary tumours from the perspective of its biological role and prognostic usefulness.

Summary: A literature review focused on PD-L1 expression in pituitary tumours was performed.

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Palliative care, a cornerstone of comprehensive healthcare, prioritizes quality of life for individuals with life-threatening illnesses. Aromatherapy, with its holistic approach and patient-reported benefits, emerges as a promising complementary therapy for managing symptoms and enhancing well-being in palliative care. The objective of this systematic review is to assess the efficacy of aromatherapy interventions in symptom management, with a focus on pain, anxiety, nausea, and sleep disturbances among palliative care patients.

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Bovine mastitis caused by S. aureus has a major economic impact on the dairy sector. With the crucial need for new therapies, anti-virulence strategies have gained attention as alternatives to antibiotics.

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Article Synopsis
  • Pseudoacromegaly refers to conditions that show symptoms similar to acromegaly or gigantism but do not involve excess growth hormone (GH) or insulin-like growth factor-1 (IGF-1).
  • A systematic review of 76 cases revealed that most patients were males, with common conditions being pachydermoperiostosis and insulin-mediated pseudoacromegaly, and symptoms like acromegaloid facies and acral enlargement.
  • The study emphasizes the importance of thorough GH and IGF-1 testing by endocrinologists to accurately exclude acromegaly, as misdiagnosis can lead to unnecessary interventions, especially regarding pituitary findings.
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Background & Aims: Hepatocellular necrosis is common in both acute and chronic liver injury and may evolve to fibrosis and liver failure. Injury leads to accumulation of necrotic cell debris in the liver, which drives persistent inflammation and poor recovery. This study investigated the role of natural antibodies (NAbs) in the clearance of necrotic cells in the injured liver, their impact on tissue regeneration and their potential as a therapy for acute liver injury.

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The optimal care for patients with pituitary tumours is best provided in a multidisciplinary and collaborative environment, which requires the contribution of multiple medical specialties working together. The benefits and advantages of the pituitary multidisciplinary team (MDT) are broad, and all relevant international consensus and guidelines in the field recommend that patients with pituitary tumours should always be managed in a MDT. Endocrinologists and neurosurgeons are normally the leading specialties within the pituitary MDT, supported by many other specialties with significant contributions to the diagnosis and management of pituitary tumours, including neuropathology, neuroradiology, neuro-ophthalmology, and otorhinolaryngology, among others.

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