Publications by authors named "Lorena Mora"

Article Synopsis
  • Study aimed to explore how common liver steatosis (LS) and liver fibrosis (LF) are among people with HIV, and what factors contribute to these liver conditions.
  • In a large cohort study involving over 4,600 people, it was found that 28% showed signs of LS, with this prevalence increasing to 55% in a group with higher cardiovascular risk factors; LF was less common, affecting only about 1-5% across different assessment methods.
  • Key factors linked to LS included current CD4 counts and conditions like diabetes and hypertension, while past use of certain HIV drugs was linked to LF; notably, current treatment with integrase strand transfer inhibitors appeared protective against LF.
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Article Synopsis
  • The study examined SARS-CoV-2 infection rates and risk factors among unvaccinated people living with HIV (PWH), finding an 18% prevalence of infection in this group.
  • It involved testing plasma samples from 4,400 PWH and revealed that a significant portion of those infected were asymptomatic or had mild symptoms.
  • The research concluded that common risk factors included younger age, female sex, MSM status, and syphilis history, while antiretrovirals, including tenofovir, did not protect against SARS-CoV-2 infection.
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  • The study examines the impact of universal antiretroviral therapy (ART) on people living with HIV (PLHIV) admitted to the ICU, comparing data from 2006-2015 and 2016-2019.
  • It found that more patients were on ART before admission after the recommendation was put in place, which led to fewer complications and lower ICU mortality rates (14% vs 7%).
  • Key predictors of mortality included the severity of illness and complications during admission, highlighting that ART use during ICU stays offered some protection against mortality.
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Introduction: Rapid initiation of ART after HIV diagnosis is recommended for individual and public health benefits. However, certain clinical and ART-related considerations hinder immediate initiation of therapy.

Methods: An open-label, single-arm, single-centre 48-week prospective clinical trial involving ART-naïve HIV-diagnosed adults who started bictegravir/emtricitabine/tenofovir alafenamide (BIC/FTC/TAF) within a week from the first hospital visit, before the availability of baseline laboratory and genotype results.

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Background: The use of bictegravir/emtricitabine/tenofovir alafenamide (BIC/FTC/TAF) is based on the results of robust clinical trials.

Objectives: To assess the effectiveness and safety of BIC/FTC/TAF in treatment-naïve (TN) and treatment-experienced (TE) people with HIV using available real-world cohort studies.

Methods: Systematic review and meta-analysis of publications and communications identified via Boolean search in Medline, PubMed and Embase, and conference abstracts reporting retrospective real-world use of BIC/FTC/TAF, published until 31 January 2024.

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Background: A broadened clinical spectrum of concomitant complications emerges among the escalating incidence of substance use, particularly within the 'chemsex' context. This case exemplifies the profound neurotoxic repercussions and neurological risk of chemsex in a young HIV-positive male and addresses the multifaceted challenges of such evolving paradigms in substance utilization.

Clinical Finding: After consuming cannabis, poppers, methamphetamine, and cocaine, a 28-year-old HIV-positive male exhibited significant neurological and cognitive impairment.

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Article Synopsis
  • * The study analyzed cause of death using a modified protocol and found a significant decrease in all-cause mortality rates, dropping from 9.6 per 1000 person-years to 3.33. Major causes of death now include non-AIDS cancers, cardiovascular disease, and liver diseases.
  • * Key predictors for both AIDS and non-AIDS mortality included factors like age, comorbidities, and ART adherence,
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In recent years, the epidemiology and prognosis of HIV infection have undergone significant changes thanks to the recommendation of antiretroviral therapy (ART) for all infected persons, the development of more effective and better tolerated drugs, and preventive measures such as pre-exposure prophylaxis (PrEP). The evolution of ART, now with simple oral and injectable options, has also contributed to improvements in comprehensive HIV treatment and care. With early diagnosis and early initiation of ART, the life expectancy of people with HIV has reached the same as the general population.

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Background: Decreasing medication burden with raltegravir plus lamivudine in virologically suppressed persons with HIV (PWH) maintained efficacy and was well tolerated at 24 weeks, but more comprehensive data over longer follow-up are required.

Methods: Prospective 48 week extension phase of the raltegravir plus lamivudine arm from a previous 24 week pilot randomized clinical trial in which virologically suppressed PWH were randomized 2:1 to switch to fixed-dose combination 150 mg lamivudine/300 mg raltegravir twice daily or to continue therapy. In this 48 week extension phase, raltegravir was dosed at 1200 mg/day and lamivudine 300 mg/day.

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Background: While both the burden of therapy and the individual drugs in bictegravir/tenofovir alafenamide/emtricitabine (BIC/TAF/FTC) and dolutegravir/lamivudine differ, it is unclear whether their real-life tolerability may be also different.

Methods: Single-centre, clinical cohort analysis of all virologically suppressed persons with HIV (PWH) who were first prescribed bictegravir as BIC/TAF/FTC or dolutegravir as dolutegravir/lamivudine and had taken ≥1 dose of study medication. Major outcomes were discontinuations either for any reason or due to toxicity.

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Background: New regimens may provide better tolerability, convenience, and safety for nonoccupational human immunodeficiency virus (HIV) postexposure prophylaxis (PEP). For this reason, we evaluated the single-tablet regimen of doravirine/lamivudine/tenofovir disoproxil fumarate (DOR/3TC/TDF) for 28 days.

Methods: This was a prospective, open-label, single-arm trial including individuals with potential HIV-1 exposure within 72 hours.

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Introduction: There are no data on community-associated methicillin-resistant Staphylococcus aureus (CA-MRSA) infections in the context of the chemsex phenomenon. This study aimed to characterize CA-MRSA-related infections in a cohort of people living with HIV (PLWH) who engage in chemsex.

Methods: At the Hospital Clinic of Barcelona, from February 2018 to January 2022, we analyzed CA-MRSA infections diagnosed in a cohort of PLWH who engage in chemsex.

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Background: The use of dolutegravir/lamivudine is based on solid clinical trials; however, real-world data remain limited.

Objectives: To provide data on the clinical use and effectiveness of dolutegravir/lamivudine in persons with HIV in a real-world scenario.

Patients And Methods: Retrospective, single-centre and observational study.

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Human immunodeficiency virus (HIV) infection is considered a chronic disease. Antiretroviral therapy has allowed persons with HIV (PLWHIV) to achieve the 90-90-90 objectives proposed by the World Health Organization for 2020; but an additional challenge is getting an adequate health-related quality of life. A determining factor in the health-related quality of life of PLWHIV is the health care they perceive to receive.

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BackgroundEpidemiological and immunovirological features of people living with HIV (PLWH) can vary by sex.AimTo investigate, particularly according to sex, characteristics of PLWH who consulted a tertiary hospital in Barcelona, Spain, in 1982-2020.MethodsPLWH, still in active follow-up in 2020 were retrospectively analysed by sex, age at diagnosis, age at data extraction (December 2020), birth place, CD4+ cell counts, and virological failure.

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Introduction: Pre-exposure prophylaxis (PrEP) is effective for HIV prevention, but the PrEP care continuum also involves improving PrEP awareness, uptake, adherence, and retention in care. Users' awareness is often compromised because of vulnerability factors and risk behaviors, such as chemsex practice or specific substance use, which could lead to risk compensation. Correct adherence and retention in care are essential to achieve the full effectiveness of PrEP.

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Background: Cervical cancer screening is a cost-effective method responsible for reducing cervical cancer-related mortality by 70% in countries that have achieved high coverage through nationwide screening strategies. However, there are disparities in access to screening. In Ecuador, although cervical cancer is the second most common cancer in women, only 58.

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Introduction: People living with HIV (PLWH) who engaged in chemsex are at risk of potential drug-drug interactions (pDDIs) with recreational drugs. This study aimed to characterize pDDIs between antiretroviral treatment (ART) and chemsex drugs and evaluate their association with unscheduled relevant hospital consultations.

Methods: We conducted a single-center, retrospective, observational study in a series of gay, bisexual, and other men who have sex with men (gbMSM) living with HIV who engaged in chemsex and who attended a tertiary hospital in Barcelona, Spain, from February 2018 through August 2019.

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Introduction: Pre-Exposure Prophylaxis (PrEP) is a biomedical intervention to prevent HIV infection in seronegative people at high risk of becoming infected. This strategy was endorsed in October 2019 by the Spanish Ministry of Health.

Objective: To present the PrEP initial experience in the HIV Unit of the Hospital Clínic of Barcelona, paying special attention to the analysis of the vulnerability factors in the cohort.

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Pre-exposure prophylaxis (PrEP) is a biomedical intervention that has demonstrated efficacy in HIV prevention in individuals at high-risk, among them chemsex users. Out of 190 PrEP users followed at Hospital Clinic of Barcelona until October 2020, 89% reported drug use, and 63% disclosed that they had engaged in chemsex practices, initiated in 64% of cases within the past year. Twenty-one percent used 3 or more drugs simultaneously, being GHB/GBL, nitrites, sildenafil, and methamphetamine the most prevalent combination.

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Purpose: Assess the impact of viral load estimated by cycle threshold (Ct) of reverse transcription real time-polymerase chain reaction (rRT-PCR) and the days from symptoms onset on mortality in hospitalized patients with COVID19.

Methods: Retrospective observational study of 782 patients with a positive rRT-PCR from a nasopharyngeal swab was performed within the first 24 h from admission. Demographic data, clinical manifestations and laboratory parameters were collected.

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Background: Tenofovir disoproxil fumarate, particularly when given with a ritonavir-boosted PI, reduces bone mineral density (BMD) and increases bone turnover markers (BTMs). Ritonavir-boosted atazanavir plus lamivudine is a feasible simplified option. We evaluated whether switching from a triple ritonavir-boosted PI plus tenofovir disoproxil fumarate to a two-drug regimen of lamivudine plus ritonavir-boosted atazanavir would improve BMD.

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Introduction: Increased mortality has been reported in the Latin American population. The objective is to compare the clinical characteristics and outcome of Latin American and Spanish populations in a cohort of patients hospitalized with COVID-19 during the first year of the pandemic.

Methods: We retrospectively analysed all the Latin American patients (born in South or Central America) hospitalized in our centre from February 2020 to February 2021 and compared them with an age- and gender-matched group of Spanish subjects.

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Dexamethasone and tocilizumab have been associated with reduction in mortality, however, the beneficial effect is not for all patients and the impact on viral replication is not well defined. We hypostatized that C-reactive protein (CRP) could help in the identification of patients requiring anti-inflammatory therapy. Patients admitted for > 48 h in our hospital for a confirmed or suspected infection by SARS-CoV-2 from February 2020 to February 2021 were retrospectively evaluated.

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Objectives: Integrase resistance has not been reported with co-formulated dolutegravir/lamivudine in clinical trials or real-life cohorts. We aim to report, to the best of our knowledge, the first case of selection of the key integrase mutation R263K in a subject treated with this regimen started as a switch strategy with undetectable plasma HIV-1 viraemia.

Methods: Clinical case report.

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