46 results match your criteria: "Hospital Nacional Guillermo Almenara Irigoyen-EsSalud[Affiliation]"

This study aims to systematically review case reports and case series in order to compare the postoperative course of conservative, endovascular and surgical treatments for traumatic dural arteriovenous fistulas predominantly supplied by the middle meningeal artery (MMAVFs), which usually occur following head trauma or iatrogenic causes. We conducted a comprehensive search of PubMed, Embase, Scopus, Web of Science, and Google Scholar until June 23rd, 2024. Three cohorts were defined based on the treatment modality employed.

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This article assesses the association between anterior circulation morphometry and the presence of intracranial aneurysm using three-dimensional rotational angiography (3DRA). A retrospective analysis at a Peruvian academic medical center between December 2018 and February 2020 identified 206 patients with unruptured intracranial aneurysms and matched controls who underwent 3DRA. Angiographic images were obtained per standard of care, and measurements of the vasculature were performed using 3DRA vascular automated software.

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Non-valvular Infective endocarditis (IE) is exceedingly rare; however, its incidence has risen in tandem with the increased usage of intracardiac devices and the growing prevalence of risk factors associated with IE. We present a clinical case involving an 18-year-old patient with IE occurring at an atypical location, concomitant with central venous catheter bloodstream infection. The patient underwent targeted antibiotic therapy but ultimately required surgical resection of the vegetation due to multiple risk factors associated with a poor prognosis.

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Role of plasma exchange in ANCA-associated vasculitis.

Lancet Rheumatol

October 2023

Division of Clinical Immunology and Rheumatology, Department of Medicine, Max Heersink School of Medicine, The University of Alabama at Birmingham, Birmingham, AL, USA; Department of Medicine, School of Medicine, Universidad Peruana Cayetano Heredia, Lima, Peru.

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[Right hemitruncus in adulthood: an unusual finding].

Arch Peru Cardiol Cir Cardiovasc

September 2023

Servicio de Cirugía Cardiovascu- lar. Instituto Nacional Cardiovascu- lar - INCOR EsSalud. Lima, Perú. Lima Perú.

Hemitruncus arteriosus is a rare congenital heart disease characterized by the abnormal origin of one of the branches of the pulmonary artery from the ascending aorta. In most cases, its diagnosis is made during childhood; in addition, due to its high morbidity and mortality, its asymptomatic evolution and survival to adulthood is extremely unusual. We present the case of a 30-year-old male patient, with a history of surgical closure of patent ductus arteriosus during childhood, who was asymptomatic until a year ago, in whom hemitruncus arteriosus was diagnosed after recurrent episodes of hemoptysis.

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Severe cardiac events induced by combination immunotherapy in patients with cancer: a meta-analysis.

Arch Med Sci

August 2023

Unidad de Revisiones Sistemáticas y Meta-análisis (URSIGET), Vicerrectorado de Investigación, Universidad San Ignacio de Loyola, Lima, Peru.

Introduction: The use of combined immunotherapy could increase non-severe and severe cardiac events in patients with cancer. To examine the occurrence of severe cardiac adverse events of combined immunotherapy compared to single immunotherapy, we analysed 4 electronic databases from inception to August 2021.

Material And Methods: We selected randomized controlled trials (RCTs) comparing combined versus single immunotherapy, for the treatment of melanoma, oesophagogastric cancer, renal cell carcinoma, and non-small cell lung cancer.

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Impact of Risk Factors on COVID-19 Outcomes in Unvaccinated People With Rheumatic Diseases: A Comparative Analysis of Pandemic Epochs Using the COVID-19 Global Rheumatology Alliance Registry.

Arthritis Care Res (Hoboken)

February 2024

University College London, NIHR University College London Hospitals Biomedical Research Centre, University College London Hospitals NHS Foundation Trust, and Northwick Park Hospital, London North West University Healthcare NHS Trust, London, UK.

Objective: Approximately one third of individuals worldwide have not received a COVID-19 vaccine. Although studies have investigated risk factors linked to severe COVID-19 among unvaccinated people with rheumatic diseases (RDs), we know less about whether these factors changed as the pandemic progressed. We aimed to identify risk factors associated with severe COVID-19 in unvaccinated individuals in different pandemic epochs corresponding to major variants of concern.

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Endovascular Treatment and Microsurgical Clipping for the Management of Paraclinoid Intracranial Aneurysms: A Systematic Review and Meta-Analysis.

World Neurosurg

October 2023

Department of Neurosurgery, Endovascular Neurosurgery Service, Hospital Nacional Guillermo Almenara Irigoyen-EsSalud, Lima, Peru; Departament of Neurosurgery, Clinica Angloamericana, Lima, Peru.

Objective: We aimed to compare the efficacy and safety of microsurgical clipping versus endovascular treatment (EVT) for paraclinoid aneurysms.

Methods: A systematic search for studies including patients with paraclinoid aneurysms treated with a microsurgical or endovascular technique was conducted in 6 databases from inception to February 2022. Efficacy outcomes included complete angiographic occlusion at last follow-up, favorable functional outcome, and recurrence of the aneurysm.

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Worldwide Research Trends on Transvenous Embolization of Brain Arteriovenous Malformations: A Bibliometric and Visualized Study.

World Neurosurg

October 2023

Sociedad Científica de Estudiantes de Medicina - UPC, Lima, Peru. Electronic address:

Background: Transvenous embolization (TVE) of brain arteriovenous malformations (bAVMs) is an emerging endovascular technique that has shown high cure rates in selected cases. The rationale of our study was to determine authorship and worldwide institutional trends and contributions to the knowledge in this topic.

Methods: Web of Science database was used.

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Weight and Metabolic Outcomes in Naïve HIV Patients Treated with Integrase Inhibitor-Based Antiretroviral Therapy: A Systematic Review and Meta-Analysis.

J Clin Med

May 2023

Unidad de Revisiones Sistematicas y Meta-Analisis (URSIGET), Vicerrectorado de Investigacion, Universidad San Ignacio de Loyola, Lima 15024, Peru.

Background: The use of integrase inhibitor-based antiretroviral therapy could be associated with worse weight and metabolic outcomes in patients with HIV infection.

Methods: PubMed, EMBASE, and Scopus were searched from inception to March 2022. We selected randomized controlled trials (RCTs) comparing integrase inhibitors with other antiretroviral classes (efavirenz-based or protease inhibitor-based therapies) in naïve HIV patients.

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Although the public health emergency associated with the COVID-19 pandemic has ended, challenges remain, especially for individuals with rheumatic diseases. We aimed to assess the historical and ongoing effects of COVID-19 on individuals with rheumatic diseases and rheumatology practices globally, with specific attention to vulnerable communities and lessons learned. We reviewed literature from several countries and regions, including Africa, Australia and New Zealand, China, Europe, Latin America, and the US.

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Global Research Trends of Neurosurgery: A Comprehensive Bibliometric and Visualized Analysis of Systematic Reviews.

World Neurosurg

August 2023

Department of Neurosurgery, Hospital Nacional Guillermo Almenara Irigoyen-EsSalud, Lima, Lima, Peru; Department of Interventional Neurosurgery, Clinica Angloamericana, Lima, Peru.

Objective: This study aimed to determine the bibliometric characteristics of scientific articles on systematic reviews of neurosurgery worldwide.

Methods: Bibliographic searches were performed in journals indexed by the Web of Science database until 2022, with no language restrictions. A total of 771 articles were ultimately included on the basis of predefined inclusion criteria, which were manually reviewed.

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Embolization as stand-alone strategy for pediatric low-grade brain arteriovenous malformations.

J Stroke Cerebrovasc Dis

June 2023

Department of Neurosurgery, Endovascular Neurosurgery Service, Hospital Nacional Guillermo Almenara Irigoyen-EsSalud, Lima, Peru; Departament of Neurosurgery, Clinica Angloamericana, Lima, Peru.

Objectives: We evaluated the safety and efficacy of endovascular embolization as first-line stand-alone strategy for the treatment of low-grade brain arteriovenous malformations (bAVMs) (Spetzler Martin [SM] grade I and II) in pediatric patients. In addition, we assessed the predictors of procedure-related complications and radiographic complete obliteration in a single session.

Material And Methods: We conducted a single center retrospective cohort study of all pediatric (≤18 years) patients who underwent embolization as a stand-alone strategy for low-grade bAVMs between 2010 and 2022.

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Background: Basal ganglia and thalamic arteriovenous malformations (AVM) represent 10% of all AVM. They are associated with a high rate of morbidity and mortality due to their high hemorrhagic presentation and eloquence. Radiosurgery has been the first line treatment, whereas surgical removal and endovascular therapy are possible in selected cases.

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Curative embolization of ruptured pediatric cerebral arteriovenous malformations.

Clin Neurol Neurosurg

April 2023

Department of Neurosurgery, Endovascular Neurosurgery Service. Hospital Nacional Guillermo Almenara Irigoyen-EsSalud, Lima, Peru; Departament of Neurosurgery, Clinica Angloamericana, Lima, Peru. Electronic address:

Introduction: Embolization with the intention to cure has not been well studied in ruptured arteriovenous malformations (AVMs). Furthermore, the role of primary curative embolization of pediatric AVMs is uncertain. Hence, we aimed to characterize the safety and efficacy of curative embolization of ruptured pediatric AVMs and assess predictors of obliteration and complications.

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Background: Clinical remission is the goal in rheumatoid arthritis (RA) management; however, this can be difficult to achieve in several parts of the world. Our objective was to determine predictors of remission and remission/low disease activity (LDA) in RA.

Methods: A longitudinal real-setting RA cohort was followed up (January 2016-2020).

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Agenesis of the internal carotid artery (ICA) is a rare condition, whereas the association of this condition and the presence of intracranial aneurysms is higher in comparison to patients with normal vasculature. Endovascular treatment of this particular subgroup of patients has been described, but complications associated during treatment have not. Herein, we describe the endovascular treatment of intracranial aneurysms in two cases complicated with coil protrusion and in-stent thrombosis in the setting of agenesis of the ICA which were treated successfully without clinical compromise.

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Objective: Systemic lupus erythematosus (SLE) disproportionately affects Latin American and Latino populations, with worse outcomes compared to nonminority populations. Understanding patients' views is critical to provide culturally competent care. The objective of this research is to analyze lived experiences with SLE from comments made by Latin American and Latino patients, and their relatives and friends, on the public Facebook group "Hablemos de Lupus" (in English: "Let's Talk about Lupus").

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Multiple sclerosis in Peru: National prevalence study using capture-recapture analysis.

Mult Scler Relat Disord

October 2021

Asociación de pacientes con Esclerosis Múltiple en el Perú, Lima, Peru.

Background: There is scarce epidemiological data on Multiple Sclerosis (MS) in Latin America. National epidemiological studies are needed to guide the health policy related to MS.

Objective: To determine MS national prevalence in Peru and describe clinical and epidemiological characteristics of the disease.

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Background: Type 2 diabetes mellitus (T2DM) has been associated with infectious diseases; however, whether T2DM is associated with bacterial-resistant infections has not been thoroughly studied. We ascertained whether people with T2DM were more likely to experience resistant infections in comparison to T2DM-free individuals.

Methods: Systematic review and random-effects meta-analysis.

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The intracerebral hemorrhage (ICH) score and the ICH-grading scale (ICH-GS) are mortality predictor tools developed predominantly in conservatively treated ICH cohorts. We aimed to compare and evaluate the external validity of both models in predicting mortality in patients with ICH undergoing surgical intervention. A retrospective review of all patients presenting with spontaneous ICH admitted to a Peruvian national hospital between January 2018 and March 2020 was conducted.

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Objective: The identification of risk factors for COVID-19 adverse course in autoimmune rheumatic diseases (ARDs) is of the utmost importance when approaching patient management; however, data are scarce in relation to the Latin American population. The objective of this study was to determine predictors of hospitalization for COVID-19 patients from an ARD community cohort.

Methods: A real setting longitudinal study (March to November 2020) in an ARD community cohort was carried out.

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