114 results match your criteria: "Azienda Ospedaliero-Universitaria Policlinico Umberto I[Affiliation]"

Metabolic dysfunction-associated steatotic liver disease (MASLD) is characterized by lipid accumulation in the liver due to an excess in their supplies or an impairment in their management. While some patients remain stable for years, a proportion of them progress up to steatohepatitis (MASH). MASLD links with systemic pathways being associated with metabolic and non-metabolic diseases.

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High Field MRI in Parotid Gland Tumors: A Diagnostic Algorithm.

Cancers (Basel)

December 2024

Department of Oral and Maxillo-Facial Sciences, Sapienza University of Rome, Via Caserta 6, 00161 Rome, Italy.

Imaging of parotid tumors is crucial for surgery planning, but it cannot distinguish malignant from benign lesions with absolute reliability. The aim of the study was to establish a diagnostic MRI algorithm to differentiate parotid tumors. A retrospective study was conducted including all patients with parotid tumors, who underwent 3T-MRI and surgery.

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Wolbachia-based mosquito control strategies have gained significant attention as a sustainable approach to reduce the transmission of vector-borne diseases such as dengue, Zika, and chikungunya. These endosymbiotic bacteria can limit the ability of mosquitoes to transmit pathogens, offering a promising alternative to traditional chemical-based interventions. With the growing impact of climate change on mosquito population dynamics and disease transmission, Wolbachia interventions represent an adaptable and resilient strategy for mitigating the public health burden of vector-borne diseases.

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While much is known about the expression of interferon (IFN) pathways in the blood of people living with HIV (PLWH), their role in the intesinal tract has only recently been appreciated. The aim of this study was to evaluate gut mRNA expression levels of innate immune genes involved in the HIV-host interaction and their association with CD4T cell immune activation in long-term HAART-experienced PLWH. PLWH had increased intestinal levels of TLR4, type I IFN (IFN-α2, IFN-α14, IFN-β) and IFNAR1 mRNAs, as well as increased frequencies of CD4T lymphocytes expressing CD38 or HLA-DR compared to the healthy donors.

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Obstructive sleep apnea syndrome (OSAS) in women: A forgotten cardiovascular risk factor.

Maturitas

February 2025

Department of Translational and Precision Medicine, Sapienza-University of Rome, Viale del Policlinico 155, Rome 00161, Italy. Electronic address:

Sleep-disordered breathing is a highly prevalent disorder with negative impact on healthcare systems worldwide. This condition has detrimental effects on cardiovascular health and quality of life, and is frequently associated with a variety of comorbidities, including cardiovascular disease, heart failure, diabetes and atrial fibrillation. Nevertheless, it remains frequently undiagnosed and undertreated, especially in specific populations.

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Background: We aimed to estimate real-world evidence of the prevalence rate of genetic developmental and epileptic encephalopathies (DEEs) in the Italian population over a 11-year period.

Methods: Fifteen paediatric and adult tertiary Italian epilepsy centres participated in a survey related to 98 genes included in the molecular diagnostic workflows of most centres. We included patients with a clinical diagnosis of DEE, caused by a pathogenic or likely pathogenic variant in one of the selected genes, with a molecular diagnosis established between 2012 and 2022.

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Background: Long-COVID symptoms remain incompletely defined due to a large heterogeneity in the populations studied, case definitions, and settings of care. The aim of this study was to assess, in patients accessing care for Long-COVID, the profile of symptoms reported, the possible clustering of symptoms and cases, the functional status compared to pre-infection, and the impact on working activity.

Methods: Multicentre cohort study with a collection of both retrospective and prospective data.

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Background: Fosfomycin (FOS) is gaining increasing importance as part of combination therapy for the treatment of carbapenem-resistant Acinetobacter baumannii (CRAB) and KPC-producing Klebsiella pneumoniae (KPC-Kp), thanks to its in vitro synergism with several antibiotics, high tissue distribution and good tolerability. We analyzed the effect on 30-day survival of FOS-containing regimens compared to non-FOS-containing regimens in critically ill patients admitted to the intensive care unit with CRAB or KPC-Kp infections. Secondary objectives were to evaluate clinical cure and microbiologic eradication in the FOS vs.

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Article Synopsis
  • - Fetal liver calcifications (FLCs) are areas of increased echogenicity in the fetal liver, occurring in about 5-10 per 10,000 births, and while often associated with various health issues, isolated cases typically have a good prognosis.
  • - The article discusses a case of a 29-year-old woman with a normal first-trimester screening who later showed FLCs during her 20-week scan without any other fetal problems.
  • - After thorough monitoring and testing throughout her pregnancy, she delivered a healthy male baby, and subsequent evaluations confirmed his good health, highlighting the positive outcomes related to isolated FLCs.
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Integrated analyses of the transmission history of SARS-CoV-2 and its association with molecular evolution of the virus underlining the pandemic outbreaks in Italy, 2019-2023.

Int J Infect Dis

December 2024

Department of Sciences and Technologies for Sustainable Development and One Health, Universita Campus Bio-Medico di Roma, Rome, Italy; Oswaldo Cruz Foundation, Oswaldo Cruz Institute, Rio de Janeiro, Brazil. Electronic address:

Article Synopsis
  • * An analysis of viral genome sequences combined with epidemiological data revealed that Italy experienced four significant epidemic waves between 2021 and 2023, marked by reduced fatalities and influenced by variants like Alpha, Delta, and Omicron.
  • * This study emphasizes the need for adaptable public health strategies and continuous genomic surveillance to effectively track virus evolution and prepare for potential future outbreaks.
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Despite Parvovirus B19 (B19V) generally causing mild or asymptomatic infections, and only certain high-risk groups such as hematological or immunocompromised patients and pregnant women tending to develop complications, several factors challenge the assumption of a "benign" clinical course in immunocompetent adults and adolescents. A significant proportion of the population may harbor undiagnosed health conditions or genetic predispositions that could render them more susceptible to severe B19V complications. These could include mild hematological disorders, immune dysregulation not resulting in overt immunodeficiency, or underlying cardiac conditions.

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Testing calpain inhibition in tumor endothelial cells: novel targetable biomarkers against glioblastoma malignancy.

Front Oncol

August 2024

Laboratory of Experimental Neurosurgery and Cell Therapy, Neurosurgery Unit, Foundation IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.

Introduction: Glioblastoma -wildtype (GBM) is the most malignant brain tumor in adults, with a poor prognosis of approximately 15 months after diagnosis. Most patients suffer from a recurrence in <1 year, and this renders GBM a life-threatening challenge. Among molecular mechanisms driving GBM aggressiveness, angiogenesis mediated by GBM endothelial cells (GECs) deserves consideration as a therapeutic turning point.

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There is a growing body of evidence showing no significant difference in clinical outcomes in patients with uncomplicated Gram-negative bloodstream infections (BSIs) receiving 7 or 14 days of therapy. However, the scenario may differ when complicated forms of BSI, such as catheter-related BSIs (CRBSIs) burdened by septic thrombosis (ST), are considered. A recent study showed that a short course of antimicrobial therapy (≤3 weeks) had similar outcomes to a prolonged course on CRBSI-ST.

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Background: Albumin has antiplatelet and anticoagulant functions. Hypoalbuminemia, as defined by serum values of <3.5 g/dL, is associated with arterial thrombosis; its impact on venous thromboembolism (VTE) is unclear.

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The purpose of this study is to investigate the diagnostic and prognostic role of cerebrospinal fluid (CSF) biomarkers in the diagnostic work-up of glucose transporter 1 (GLUT1) deficiency. Reported here is a systematic review according to PRISMA guidelines collecting clinical and biochemical data about all published patients who underwent CSF analysis. Clinical phenotypes were compared between groups defined by the levels of CSF glucose (≤ 2.

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The influence of wakefulness fluctuations on brain networks involved in centrotemporal spike occurrence.

Clin Neurophysiol

August 2024

Department of Biomedical, Metabolic, and Neural Sciences, University of Modena and Reggio Emilia, Modena, Italy; Neurophysiology Unit and Epilepsy Centre, Neuroscience Department, AOU Modena, Italy. Electronic address:

Objective: Drowsiness has been implicated in the modulation of centro-temporal spikes (CTS) in Self-limited epilepsy with Centro-Temporal Spikes (SeLECTS). Here, we explore this relationship and whether fluctuations in wakefulness influence the brain networks involved in CTS generation.

Methods: Functional MRI (fMRI) and electroencephalography (EEG) was simultaneously acquired in 25 SeLECTS.

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More early bleeds associated with high baseline direct oral anticoagulant levels in atrial fibrillation: the MAS study.

Blood Adv

September 2024

UOC Ematologia, Centro Malattie Emorragiche e Trombotiche, AULSS 8 Berica Ospedale S. Bortolo, Vicenza, Italy.

Treatment with direct oral anticoagulants (DOACs) in patients with atrial fibrillation (AF) is effective and safe. However, bleeding complications still occur. Whether DOAC level measurement may further improve treatment efficacy and safety is still an open issue.

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The association of cigarette smoking with several severe and very severe diseases (oncological, cardiovascular, respiratory) which have dramatic epidemiological, medical, and financial impact, is a well-known public threat. Asthma and chronic obstructive pulmonary disease (COPD) are highly prevalent diseases in Italy, posing significant public health challenges. Tobacco smoking, a primary risk factor for COPD and a common asthma trigger, remains a critical preventable public health issue.

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Purpose: One of the most severe complications in surgery of parotid tumors is facial palsy. Imaging of the intra-parotid facial nerve is challenging due to small dimensions. Our aim was to assess, in patients with parotid tumors, the ability of high-resolution 3D double-echo steady-state sequence with water excitation (DE3D-WE) (1) to visualize the extracranial facial nerve and its tracts, (2) to evaluate their relationship to the parotid lesion and (3) to compare MRI and surgical findings.

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Efficacy of Neoadjuvant Chemotherapy on Nephron-Sparing Surgery for Wilms Tumor in Horseshoe Kidney.

J Pediatr Surg

October 2024

Pediatric Surgery Unit, Azienda Ospedaliero Universitaria Policlinico Umberto I, and Department of Maternal Infantile and Urological Sciences, "Sapienza" University of Rome, RM 00161, Italy.

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Co-occurrence of esophageal atresia, duodenal atresia, and anorectal malformation: The DATE association.

Arch Pediatr

April 2024

Pediatric Surgery Unit, Azienda Ospedaliero-Universitaria Policlinico Umberto I, and Department of Maternal Infantile and Urological Sciences, Sapienza University of Rome, 00161 RM, Italy. Electronic address:

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Background: Hypoalbuminemia complicates acute diseases and infections and is associated with a worst prognosis. The aim is to evaluate whether hypoalbuminemia is associated with higher incidence and risk of thrombotic events in community-acquired pneumonia.

Methods: We retrospectively collected data from a prospective study investigating the incidence of thrombotic events in community-acquired pneumonia hospitalized patients from 2011 to 2016 at University-Hospital Policlinico Umberto I.

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Thrombotic events associated with low baseline direct oral anticoagulant levels in atrial fibrillation: the MAS study.

Blood Adv

April 2024

UOC Ematologia, Centro Malattie Emorragiche e Trombotiche, AULSS 8 Berica Ospedale S. Bortolo, Vicenza, Italy.

Although effective and safe, treatment with direct oral anticoagulants (DOAC) in atrial fibrillation (AF) is still associated with thrombotic complications. Whether the measurement of DOAC levels may improve treatment efficacy is an open issue. We carried out the observational, prospective, multicenter Measure and See (MAS) study.

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