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  1. Article ; Online: The impact of integrase inhibitors on steatosis and fibrosis biomarkers in persons with HIV naïve to antiretroviral therapy.

    Fernandes, Sara Rodrigues / Leite, Ana Rita / Lino, Rita / Guimarães, André Rodrigues / Pineiro, Carmela / Serrão, Rosário / Freitas, Paula

    BMC infectious diseases

    2023  Volume 23, Issue 1, Page(s) 553

    Abstract: Background: Non-alcoholic Fatty Liver Disease (NAFLD) has a high prevalence among persons with HIV infection. Since Integrase Strand Transfer Inhibitors (INSTIs) are used worldwide and have been associated with weight gain, we must determine their ... ...

    Abstract Background: Non-alcoholic Fatty Liver Disease (NAFLD) has a high prevalence among persons with HIV infection. Since Integrase Strand Transfer Inhibitors (INSTIs) are used worldwide and have been associated with weight gain, we must determine their effect in the development of NAFLD and Non-alcoholic Steatohepatitis (NASH) in these patients. The aim of this study was to explore the impact of INSTIs on variation of liver steatosis and fibrosis in the ART-naïve person with HIV, using Hepatic Steatosis Index (HSI), Fibrosis-4 Index (FIB-4), BARD score and NAFLD Fibrosis Score (NFS).
    Methods: We performed a monocentric, retrospective cohort study in ART-naïve persons with HIV that initiated INSTI based regimens between December 2019 and January 2022. Data was collected at baseline, 6 and 12 months after initiation. Demographic, clinical and laboratory characteristics, hepatic steatosis, and fibrosis scores were compared between baseline and last visit at 12 months. Linear regression models were performed to analyse the associations between analytical data at baseline and hepatic scores variation during the 12 months of treatment. Models were performed unadjusted and adjusted for age and sex.
    Results: 99 patients were included in our study. 82% were male and median age was 36 years. We observed a significant increase in body mass index (BMI), HDL, platelet count, albumin, and creatinine and a significant decrease in AST levels. HSI showed no statistically significant differences during follow-up (p = 0.114). We observed a significant decrease in FIB-4 (p = 0.007) and NFS (p = 0.002). BARD score showed a significant increase (p = 0.006). The linear regression model demonstrated a significant negative association between baseline HIV RNA and FIB-4 change (β= -0.08, 95% CI [-0.16 to -0.00], p = 0.045), suggesting that higher HIV RNA loads at baseline were associated with a greater decrease in FIB-4.
    Conclusion: INSTIs seem to have no impact on hepatic steatosis, even though they were associated with a significant increase in BMI. This might be explained by the direct effect of a dolutegravir-containing regimen and/or by the "return-to-health effect" observed with ART initiation. Furthermore, INSTIs were associated with a reduction in risk of liver fibrosis in ART-naïve persons with HIV, possibly due to their effect on viral suppression.
    MeSH term(s) Humans ; Male ; Adult ; Female ; Non-alcoholic Fatty Liver Disease ; HIV Infections/complications ; HIV Infections/drug therapy ; Integrase Inhibitors ; Retrospective Studies ; Liver Cirrhosis/etiology ; Anti-HIV Agents ; Biomarkers
    Chemical Substances Integrase Inhibitors ; Anti-HIV Agents ; Biomarkers
    Language English
    Publishing date 2023-08-24
    Publishing country England
    Document type Journal Article
    ZDB-ID 2041550-3
    ISSN 1471-2334 ; 1471-2334
    ISSN (online) 1471-2334
    ISSN 1471-2334
    DOI 10.1186/s12879-023-08530-3
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: Acute Myocarditis: A New Manifestation of Monkeypox Infection?

    Pinho, Ana Isabel / Braga, Marta / Vasconcelos, Mariana / Oliveira, Cátia / Santos, Luís Daniel / Guimarães, André Rodrigues / Martins, António / Chen-Xu, Juliana / Silva, Sofia / Macedo, Filipe

    JACC. Case reports

    2022  Volume 4, Issue 21, Page(s) 1424–1428

    Abstract: A 31-year-old male patient with confirmed monkeypox infection developed acute myocarditis days after the eruption of skin lesions. Cardiac magnetic resonance study confirmed myocardial inflammation. The patient was treated with supportive care and had ... ...

    Abstract A 31-year-old male patient with confirmed monkeypox infection developed acute myocarditis days after the eruption of skin lesions. Cardiac magnetic resonance study confirmed myocardial inflammation. The patient was treated with supportive care and had full clinical recovery. This case highlights cardiac involvement as a potential complication associated with monkeypox. (
    Language English
    Publishing date 2022-09-02
    Publishing country Netherlands
    Document type Case Reports
    ISSN 2666-0849
    ISSN (online) 2666-0849
    DOI 10.1016/j.jaccas.2022.08.033
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article ; Online: Viral genetic clustering and transmission dynamics of the 2022 mpox outbreak in Portugal.

    Borges, Vítor / Duque, Mariana Perez / Martins, João Vieira / Vasconcelos, Paula / Ferreira, Rita / Sobral, Daniel / Pelerito, Ana / de Carvalho, Isabel Lopes / Núncio, Maria Sofia / Borrego, Maria José / Roemer, Cornelius / Neher, Richard A / O'Driscoll, Megan / Rocha, Raquel / Lopo, Sílvia / Neves, Raquel / Palminha, Paula / Coelho, Luís / Nunes, Alexandra /
    Isidro, Joana / Pinto, Miguel / Santos, João Dourado / Mixão, Verónica / Santos, Daniela / Duarte, Silvia / Vieira, Luís / Martins, Fátima / Machado, Jorge / Veríssimo, Vítor Cabral / Grau, Berta / Peralta-Santos, André / Neves, José / Caldeira, Margarida / Pestana, Mafalda / Fernandes, Cândida / Caria, João / Pinto, Raquel / Póvoas, Diana / Maltez, Fernando / Sá, Ana Isabel / Salvador, Mafalda Brito / Teófilo, Eugénio / Rocha, Miguel / Moneti, Virginia / Duque, Luis Miguel / E Silva, Francisco Ferreira / Baptista, Teresa / Vasconcelos, Joana / Casanova, Sara / Mansinho, Kamal / Alves, João Vaz / Alves, João / Silva, António / Alpalhão, Miguel / Brazão, Cláudia / Sousa, Diogo / Filipe, Paulo / Pacheco, Patrícia / Peruzzu, Francesca / de Jesus, Rita Patrocínio / Ferreira, Luís / Mendez, Josefina / Jordão, Sofia / Duarte, Frederico / Gonçalves, Maria João / Pena, Eduarda / Silva, Claúdio Nunes / Guimarães, André Rodrigues / Tavares, Margarida / Freitas, Graça / Cordeiro, Rita / Gomes, João Paulo

    Nature medicine

    2023  Volume 29, Issue 10, Page(s) 2509–2517

    Abstract: Pathogen genome sequencing during epidemics enhances our ability to identify and understand suspected clusters and investigate their relationships. Here, we combine genomic and epidemiological data of the 2022 mpox outbreak to better understand early ... ...

    Abstract Pathogen genome sequencing during epidemics enhances our ability to identify and understand suspected clusters and investigate their relationships. Here, we combine genomic and epidemiological data of the 2022 mpox outbreak to better understand early viral spread, diversification and transmission dynamics. By sequencing 52% of the confirmed cases in Portugal, we identified the mpox virus sublineages with the highest impact on case numbers and fitted them into a global context, finding evidence that several international sublineages probably emerged or spread early in Portugal. We estimated a 62% infection reporting rate and that 1.3% of the population of men who have sex with men in Portugal were infected. We infer the critical role played by sexual networks and superspreader gatherings, such as sauna attendance, in the dissemination of mpox virus. Overall, our findings highlight genomic epidemiology as a tool for the real-time monitoring and control of mpox epidemics, and can guide future vaccine policy in a highly susceptible population.
    MeSH term(s) Male ; Humans ; Portugal/epidemiology ; Homosexuality, Male ; Mpox (monkeypox) ; Sexual and Gender Minorities ; Disease Outbreaks ; Cluster Analysis
    Language English
    Publishing date 2023-09-11
    Publishing country United States
    Document type Journal Article ; Research Support, Non-U.S. Gov't
    ZDB-ID 1220066-9
    ISSN 1546-170X ; 1078-8956
    ISSN (online) 1546-170X
    ISSN 1078-8956
    DOI 10.1038/s41591-023-02542-x
    Database MEDical Literature Analysis and Retrieval System OnLINE

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