1,750 results match your criteria: "Universitario Puerta de Hierro Majadahonda[Affiliation]"

Clinical phenotypes of COVID-19, associated with mortality risk, have been identified in the general population. The present study assesses their applicability in solid organ transplant recipients (SOTR) hospital-admitted by COVID-19. In a cohort of 488 SOTR, nonvaccinated (n = 394) and vaccinated (n = 94) against SARS-CoV-2, we evaluated 16 demographic, clinical, analytical, and radiological variables to identify the clinical phenotypes A, B, and C.

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Unraveling Comorbidities Contribution to Cardiac Diastolic Dysfunction and Heart Failure.

Circ Heart Fail

November 2024

Centro Nacional de Investigaciones Cardiovasculares (CNIC), Madrid, Spain (M.V.-O., M.L.-O., B.C.-O., D.J.-C., L.S., F.S.-C., A.A., R.C.-Á., E.C., J.V., P.G.-P., D.P.-F., E.L.-P.).

Article Synopsis
  • Heart failure with preserved ejection fraction (HFpEF) is a complex health issue influenced by various comorbidities, making it difficult to tailor treatments based on individual pathology.
  • A study using mouse models over 2.5 years revealed that different comorbidities like aging, obesity, hypertension, chronic intermittent hypoxia, and hyperglycemia each contribute uniquely to HFpEF through various mechanisms leading to cardiac and non-cardiac changes.
  • The research emphasized that understanding the specific characteristics of these contributions can help clarify HFpEF progression and align with patterns seen in human patients, potentially guiding future therapeutic strategies.
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Contrast-enhanced ultrasound (CEUS) is a medical imaging technique that offers multiple advantages over other modalities such as computed tomography (CT) and magnetic resonance imaging (MRI). These advantages include portability, no ionising radiation and no renal toxicity, with the great advantage of real-time imaging. CEUS has numerous established applications for the study of different pathologies, both intravenous and intracavitary administration.

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Gut Dysbiosis and Its Role in the Anemia of Chronic Kidney Disease.

Toxins (Basel)

November 2024

Anemia Working Group of the Spanish Society of Nephrology, 39008 Santander, Spain.

Article Synopsis
  • Gut dysbiosis in chronic kidney disease (CKD) has been linked to anemia due to factors like increased uremic toxins, inflammation from gut barrier issues, and reduced production of beneficial short-chain fatty acids (SCFAs).
  • Addressing gut dysbiosis can help manage anemia in CKD patients by reducing harmful medications, incorporating dietary changes, and using prebiotics or probiotics to enhance beneficial gut bacteria.
  • Improving gut health in CKD not only alleviates anemia symptoms but can also boost the effectiveness of treatments like erythropoiesis-stimulating agents (ESAs) in patients unresponsive to standard therapies.
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Objectives: A post hoc analysis used pooled STRIVE/ReSTORE trial data to determine outcomes with rezafungin versus caspofungin by Candida species and antifungal susceptibility.

Methods: The efficacy and safety of once weekly rezafungin 400/200 mg versus once daily caspofungin 70/50 mg was demonstrated in the randomized, double-blind phase 2 STRIVE (NCT02734862) and phase 3 ReSTORE (NCT03667690) trials involving adults with candidaemia and/or invasive candidiasis. In this analysis, data were pooled for patients with a documented Candida infection within 96 hours of randomization who also received ≥1 dose of study drug.

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Background: There is a long-standing need for a noninvasive biomarker that allows monitoring of cardiac allograft rejection, avoiding the need for periodic endomyocardial biopsies (EMB).

Methods: Multicenter, observational, prospective study, performed between 2019 and 2023 (NCT04973943). All patients underwent 7 per-protocol surveillance EMB during the first postheart transplantation year.

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Article Synopsis
  • * Advanced techniques such as adeno-associated viral vectors and CRISPR-Cas9 are proving to be efficient for gene delivery and repairing genetic issues in humans.
  • * The statement reviews various gene therapy approaches for heart failure and its causes, discusses their clinical applications, and highlights safety concerns and regulatory challenges for future development.
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Article Synopsis
  • Mineralocorticoid receptor antagonists (MRA) like spironolactone are effective for heart failure with reduced ejection fraction but are often underused due to hyperkalemia concerns.
  • The REALIZE-K trial tested the effects of sodium zirconium cyclosilicate (SZC) in helping patients with heart failure and hyperkalemia effectively use spironolactone.
  • Results showed that participants who received SZC had significantly better outcomes in terms of maintaining normal potassium levels and continuing on spironolactone compared to those on a placebo.
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Background: Advanced Therapy Medicinal Products (ATMPs) for human use have advanced globally with the rapid adoption of Chimeric Antigen Receptor T-cell (CAR-T) therapies in haemato-oncology. CAR-T cell therapy and ATMPs have unique, significant acute and chronic toxicities, and appropriate patient care is crucial. Significant challenges, including the need for nurse education and training, accompany optimal patient success and benefits.

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Objective: This study aims to investigate the relationship between the presence of late-onset hypogonadism (LOH) syndrome in men and alterations in testicular echogenicity in a rural population sample.

Materials And Methods: Prospective observational cohort study in which men between 45 and 75 years old from Villarta de San Juan area (Ciudad Real) were included. In order to determine the incidence of HIT, each patient was administered the AMSS test, a blood test to determine the concentration of testosterone, and a bilateral testicular ultrasound was performed.

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Background: In the phase 3 randomized controlled study, ATTRibute-CM, acoramidis, a transthyretin (TTR) stabilizer, demonstrated significant efficacy on the primary endpoint. Participants with transthyretin amyloid cardiomyopathy (ATTR-CM) who completed ATTRibute-CM were invited to enroll in an open-label extension study (OLE). We report efficacy and safety data of acoramidis in participants who completed ATTRibute-CM and enrolled in the ongoing OLE.

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Pathophysiology of De Novo Food Allergies After Solid Organ Transplant in Pediatric Patients.

J Investig Allergol Clin Immunol

December 2024

Labatt Family Heart Centre, Hospital for Sick Children, University of Toronto, Toronto, Canada.

De novo food allergy is a common phenomenon among pediatric solid organ recipients (8.5%-57%) when compared with the general population (0.45%-10%).

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Objective: Evaluating the impact of solid organ neoplasms (SON) and hematological neoplasms (HN) on mortality among RA patients in a nationwide study.

Methods: A retrospective, observational comparison of SON and HN-related deaths in RA patients and the general Spanish population was conducted (Spanish Hospital Discharge Database). Binary logistic regression analyzed the impact of RA on mortality risk from each neoplasm.

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Trichology is the area of dermatology that focuses on the study, diagnosis and management of the different types of alopecia and hair and scalp disorders. In recent years, there have been great advances in the non-invasive diagnosis of these conditions, especially with trichoscopy and more recently with sonography. High frequency ultrasound study of the scalp, for which we propose the name of "trichosonography", may represent a valuable technique in the evaluation of both clinical and subclinical abnormalities of the hair follicle and the innermost layers of the skin, which are otherwise inaccessible to trichoscopy.

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Background: The investigational monoclonal antibody PRX004 is designed to specifically target and deplete TTR amyloid. Here, we report on the safety, tolerability, pharmacokinetics, pharmacodynamics and preliminary clinical activity of PRX004 in patients with ATTRv amyloidosis.

Methods: This global, multicentre, phase 1 trial comprised a 3 + 3 dose-escalation phase and a long-term extension (LTE) phase (NCT03336580).

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Cost-effectiveness of sodium zirconium cyclosilicate for the treatment of hyperkalemia in patients with chronic kidney disease or heart failure in Spain.

Nefrologia (Engl Ed)

November 2024

Servicio de Cardiología, Instituto de Investigación Sanitaria Puerta de Hierro - Segovia de Arana (IDIPHISA), Hospital Universitario Puerta de Hierro Majadahonda, Madrid, Spain; Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV), Madrid, Spain.

Background And Objective: Hyperkalemia (HK) is an electrolyte disturbance in the concentration of potassium ions (K), whose risk increases in patients with chronic kidney disease (CKD) or heart failure (HF) and/or in patients being treated with renin-angiotensin-aldosterone system inhibitors (RAASi). The new oral K chelators offer a safe and effective treatment to maintain normokalemia in these patients. The objective of the analysis is to estimate the cost-effectiveness of sodium zirconium cyclosilicate (SZC) for the treatment of chronic HK in patients with CKD or HF versus standard treatment (calcium polystyrene sulfonate and lifestyle modifications) from the perspective of the Spanish National Health System.

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An Update on Advances in Hypopituitarism: Etiology, Diagnosis, and Current Management.

J Clin Med

October 2024

Department of Endocrinology and Nutrition, Hospital Universitario Puerta de Hierro Majadahonda, Calle Joaquín Rodrigo, 1, 28222 Majadahonda, Madrid, Spain.

Article Synopsis
  • - This article reviews hypopituitarism (HP), a condition where the pituitary gland doesn't produce enough hormones, detailing its causes like tumors, genetic issues, and other factors such as trauma and medications.
  • - Diagnosis involves clinical evaluations and hormonal tests, although these tests can have limitations; identifying specific hormonal deficiencies is critical for treatment.
  • - Hormone replacement therapy is the main treatment for HP, improving patient quality of life, but awareness of potential interactions among therapies is crucial; ongoing research and a multidisciplinary approach are also highlighted for better management of the disorder.
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: Prolonged remission on low-dose glucocorticoids (GC) is a main goal in patients with systemic lupus erythematosus (SLE). The aim of this study is to assess whether GC ≤ 5 mg/d increases the risk of damage accrual in patients with SLE in prolonged remission. : Observational study of routine clinical care data of the inception Lupus Cruces-Bordeaux cohort.

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The use of extracorporeal life support (ECLS) throughout the perioperative phase of lung transplantation requires nuanced planning and execution by an integrated team of multidisciplinary experts. To date, no multidisciplinary consensus document has examined the perioperative considerations of how to best manage these patients. To address this challenge, this perioperative utilization of ECLS in lung transplantation consensus statement was approved for development by the International Society for Heart and Lung Transplantation Standards and Guidelines Committee.

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Article Synopsis
  • The study investigates the incidence, mechanisms, and predictors of sudden death (SD) in patients with cardiac amyloidosis, a serious heart condition.
  • It analyzed data from 784 patients with either ATTR or AL cardiac amyloidosis, finding that SD is more common in AL patients compared to those with ATTR.
  • Key risk factors for SD include previous pacemaker implantation for ATTR patients and the use of beta-blockers and advanced heart failure symptoms (NYHA III-IV) for AL patients.
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Article Synopsis
  • The study investigates the effectiveness of perioperative chemoimmunotherapy (ChIO) in non-small cell lung cancer (NSCLC), focusing on the role of human leukocyte antigen (HLA) class I expression and loss of heterozygosity (LOH).
  • It involved 24 NSCLC patients, assessing their HLA status and integrating molecular data and clinical outcomes to understand how tumors with HLA class I defects respond to ChIO.
  • Results showed that both HLA-deficient and proficient tumors had similar rates of complete pathological response and survival, with strong immune responses observed in HLA-deficient tumors after treatment.
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