287 results match your criteria: "Hospital da Luz Lisboa.[Affiliation]"

Abnormal p53 High-Grade Endometrioid Endometrial Cancer: A Systematic Review and Meta-Analysis.

Cancers (Basel)

December 2024

Comprehensive Health Research Center (CHRC), NOVA Medical School, Faculdade de Ciências Médicas, NMS, FCM, Universidade NOVA de Lisboa, 1099-085 Lisbon, Portugal.

Objective: Our primary objective was to evaluate the oncologic outcomes of patients with abnormal p53 FIGO grade 3 (high-grade) endometrioid endometrial cancer. As secondary objectives, we determined the global prevalence of abnormal p53 in grade 3 endometrioid endometrial carcinomas and the geographical variations.

Methods: The following electronic databases were searched: PubMed/Medline, EMBASE, Cochrane Library, Scopus, and Web of Science.

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Maternal severe morbidity and mortality are measures for assessing maternal healthcare, and admissions to the intensive care unit (ICU) can be used to study these metrics. Here, we analyze ICU admissions of pregnant or postpartum women in a tertiary hospital. This is a retrospective, single-center, observational cohort study of obstetric intensive care admissions at a Portuguese hospital spanning 15 years.

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This study aimed to characterize the employment status and work-related conditions of patients with advanced breast cancer (ABC) in Portugal and quantify the productivity costs of premature abandonment of the work market while evaluating strategies to promote employment. The analysis was based on a cumulative incidence model for estimation of ABC prevalence and on a cross-sectional study characterizing the employment status of patients with ABC. This study was conducted in Portuguese hospitals, between Nov2021-Dec2022 and included patients diagnosed with ABC for at least 6 months, aged 66 or less and consenting for a self-answered questionnaire regarding work status.

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Article Synopsis
  • The ESSR updated its 2015 consensus on soft tissue tumor imaging due to advancements in technology and updated classifications.
  • A panel of 46 radiologists from 12 European countries used a validated Delphi method to reach consensus on imaging strategies, resulting in high agreement on 47 statements.
  • Key findings highlight that MRI is preferred for monitoring soft tissue sarcomas, with chest CT recommended for assessing metastasis and interventional radiology playing a role in treating specific cases.
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Background Sjögren's syndrome (SS) is a chronic systemic autoimmune disorder characterized by lymphocytic infiltration of the exocrine glands. Although primarily affecting these glands, the syndrome can also involve several organs. Interstitial lung disease is one of the most severe complications associated with SS.

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The rising age of pilots and the extension of retirement age underscore the importance of investigating Presbyopia correction intraocular lenses during cataract surgery for Aviation Pilots. This study aims to assess recommendations from aviation regulatory agencies, providing guidance on the use of multifocal intraocular lenses in both commercial and military pilots. A review analysed the perspectives of aviation regulatory agencies regarding the implantation of multifocal intraocular lenses in pilots.

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Background: Medication reconciliation is relevant in transitional care, however, given limited resources, it is necessary to identify the patients who benefit most from this activity.

Aim: To validate criteria to identify patients at high risk of medication errors undergoing major orthopedic surgery.

Method: Delphi Method in 3 phases, April-June 2023, to obtain consensus on the inclusion criteria, previously defined.

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Background: Delirium, an acute brain dysfunction, is proposed to be highly prevalent in clinical care and shown to significantly increase the risk of mortality and dementia.

Objectives: To report on the global prevalence of clinically documented delirium and delirium-related clinical practices in wards caring for paediatric and adult patients in healthcare facilities.

Design: A prospective, cross-sectional, 39-question survey completed on World Delirium Awareness Day, 15 March 2023.

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Premature coronary artery disease primary prevention - Searching for the Holy Grail.

Rev Port Cardiol

January 2025

Clínica Médica Jorge Alcaravela, Abrantes, Portugal; Serviço de Cardiologia, Centro Hospitalar Médio Tejo, Abrantes, Portugal; Abranclínica, Cardiologia, Portugal; Centro de Cardiologia de Intervenção, Hospital da Luz-Lisboa, Luz-Saúde, Portugal. Electronic address:

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Article Synopsis
  • Posterior reversible encephalopathy syndrome (PRES) is a rare neurological condition characterized by symptoms like headache, visual loss, impaired mental status, and seizures, often reversible with timely management.* -
  • It commonly occurs during hypertensive crises, renal issues, or immunosuppressive therapy, yet reports in anesthesiology are scarce.* -
  • A case of a 46-year-old male undergoing elective eye surgery developed PRES, leading to delayed emergence from anesthesia and blindness, underscoring the need for anesthesiologists to recognize and diagnose PRES promptly using MRI to prevent long-term neurological damage.*
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Protamine sulfate is a standard agent used to reverse heparin anticoagulation during cardiovascular procedures such as coronary artery bypass grafting (CABG). Although rare, it can be associated with severe adverse reactions. We present a case of a 68-year-old male with type 2 diabetes, who was on insulin lispro protamine and underwent elective CABG.

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Surgery often leads to bleeding associated with hypofibrinogenemia. Supplementation with fibrinogen concentrate appears to be effective and safe, although findings from studies are inconsistent. The primary aim of this study was to assess the safety of fibrinogen concentrate during the perioperative period.

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Background: The possibility of preventing inflammatory bowel disease (IBD) is becoming more plausible due to advances in understanding preclinical disease and successful prevention trials in other immune-mediated diseases, such as type 1 diabetes and rheumatoid arthritis. However, before that possibility becomes reality, several efforts need to occur in parallel and in a coordinated way.

Aim: To propose some critical steps necessary for advancing the field of IBD prediction and prevention.

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Purpose: To analyze the quality of vision of patients implanted bilaterally with the multifocal Precizon Presbyopic intraocular lens (IOL), as well as to evaluate the visual performance provided by the lens.

Setting: Vissum Miranza Alicante.

Design: Prospective multicenter study.

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Patients in delirium require trustful communication and re-orientation. We developed a flyer with positive, re-orientating suggestions for families of delirious patients in intensive care units. Suggestions include creating a safe environment, interpreting unusual behaviours positively and fostering mental resilience.

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Background: Diverticulitis is experiencing a significant increase in prevalence and its widespread in-hospital management results in a high burden on healthcare systems worldwide. This study compared inpatient and outpatient approach of acute non-complicated diverticulitis using a non-selected population in a real-world setting.

Methods: This observational retrospective study included all consecutive patients from two Portuguese institutions diagnosed between January 2017 and December 2021 with non-complicated diverticulitis according to the modified Hinchey Classification.

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The Role of NK and T Cells in Endometriosis.

Int J Mol Sci

September 2024

Department of Obstetrics and Gynecology, Hospital da Luz Lisboa, Luz Saúde, 1500-650 Lisboa, Portugal.

Endometriosis, a debilitating condition, affects one in ten women of reproductive age. Its pathophysiology remains unclear, though deficiencies in immune surveillance are thought to create an environment conducive to the evasion of ectopic endometrial cells from the immune system. Our research explores the immunological impact of endometriosis both locally and systemically, emphasizing natural killer (NK) and T cell subpopulations.

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Decoding Breast Cancer: Using Radiomics to Non-Invasively Unveil Molecular Subtypes Directly from Mammographic Images.

J Imaging

September 2024

Instituto de Biofísica e Engenharia Biomédica, Faculdade de Ciências, Universidade de Lisboa, 1649-004 Lisbon, Portugal.

Breast cancer is the most commonly diagnosed cancer worldwide. The therapy used and its success depend highly on the histology of the tumor. This study aimed to explore the potential of predicting the molecular subtype of breast cancer using radiomic features extracted from screening digital mammography (DM) images.

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MRI for Rectal Cancer: Updates and Controversies- Expert Panel Narrative Review.

AJR Am J Roentgenol

September 2024

Department of Radiology, University of Sao Paulo, R. Dr. Ovidio Pires de Campos, 75-Cerqueira Cesar, Sao Paulo, 05403-010, SP, Brazil.

Article Synopsis
  • - Rectal MRI plays a vital role in diagnosing and managing rectal cancer, aiding in staging, restaging, and ongoing monitoring to enhance treatment decisions.
  • - Despite its importance, there are significant challenges in standardizing how rectal MRI is interpreted, especially as treatment approaches for rectal cancer continue to change, including nonoperative options.
  • - The review highlights recent advancements and debates around the use of rectal MRI, focusing on tumor localization, current acquisition methods, and efforts to streamline and improve imaging protocols.
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Article Synopsis
  • About one-third of Portuguese patients with congenital hypogonadotropic hypogonadism (CHH) have a genetic cause linked to 10 different genes, with a small percentage showing oligogenic inheritance.
  • CHH leads to delayed puberty and infertility due to issues with hormones like GnRH, LH, and FSH.
  • In a study involving 81 patients and 263 controls, genetic screening helped identify pathogenic variants, but many variants classified as uncertain complicate the understanding of the disease causes.
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The European Fans in Training (EuroFIT) program integrated need-supportive motivational strategies from Self-Determination Theory (SDT) in the design of a healthy lifestyle program delivered to overweight or obese male football fans (n = 1113; mean age of 45.9 [SD = 9.0] years old and BMI of 33.

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Identification of novel candidate predisposing genes in familial nonmedullary thyroid carcinoma implicating DNA damage repair pathways.

Int J Cancer

January 2025

Unidade de Investigação em Patobiologia Molecular, Instituto Português de Oncologia de Lisboa Francisco Gentil, Lisbon, Portugal.

The genetic basis of nonsyndromic familial nonmedullary thyroid carcinoma (FNMTC) is still poorly understood, as the susceptibility genes identified so far only account for a small percentage of the genetic burden. Recently, germline mutations in DNA repair-related genes have been reported in cases with thyroid cancer. In order to clarify the genetic basis of FNMTC, 94 genes involved in hereditary cancer predisposition, including DNA repair genes, were analyzed in 48 probands from FNMTC families, through targeted next-generation sequencing (NGS).

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Background: Since the seminal publication of the TCGA consortium in 2013, the molecular classification of endometrial cancer has been widely accepted as a new and powerful tool to better understand the natural history of this malignancy. Adoption of routine molecular classification around the world has been limited. We sought to demonstrate our initial experience in incorporating the four molecular subtypes for endometrioid carcinomas.

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