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Mariani C, Borgonovo F, Gerbi M, Rizzardini G, Capetti AF. Unexpected CD4 decay, hidden adherence gaps, resilience, and the need for long-acting therapy in a single HIV outpatients' cohort. AIDS Care 2024; 36:864-869. [PMID: 38170878 DOI: 10.1080/09540121.2023.2298768] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/17/2023] [Accepted: 12/18/2023] [Indexed: 01/05/2024]
Abstract
This single-centre, single-cohort study examines hidden non-adherence to antiretroviral therapy in a setting of persistent optimal viral suppression but concordant absolute and percent CD4 decay by >10% from the previous test. After the finding of important drug holidays in two virologically suppressed patients, between January 2021 and January 2022 all PLWH who fulfilled CD4 decay criteria were asked for how long therapy was interrupted, how many days before re-testing CD4 and HIV RNA was it resumed and the reason for interruption. Of 668 HIV-infected subjects, 61 fulfilled the pre-specified criteria for significant CD4 decay and 15 (2.25% of the total, 25% of the CD4 decay group) admitted long-lasting treatment interruptions, compensated by treatment resumption before the subsequent testing. Eleven treatment interruptions exceeded 28 days, and none was shorter than 15 days. CD4 recovery was worse at 6 months in non-adherent subjects (-0.5 vs + 16/mmc, p < 0.0001) and in non adherence vs immune decay time-related with COVID-19 (0 vs + 22/mmc, p < 0.0001). Reasons for interrupting treatment were travel, psychological, poverty-related, addiction and sentimental sphere problems. Long-acting regimens, with stringent control of precision in timely administration, may protect PLWH from damaging their health status and possibly transmit HIV.
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Affiliation(s)
- Chiara Mariani
- First Division of Infectious Diseases, Luigi Sacco Hospital, Milano, Italy
| | - Fabio Borgonovo
- First Division of Infectious Diseases, Luigi Sacco Hospital, Milano, Italy
| | - Martina Gerbi
- First Division of Infectious Diseases, Luigi Sacco Hospital, Milano, Italy
| | - Giuliano Rizzardini
- First Division of Infectious Diseases, Luigi Sacco Hospital, Milano, Italy
- School of Medicine, Faculty of Health Sciences, University of the Whitwatersrand, Johannesburg, South Africa
| | - Amedeo F Capetti
- First Division of Infectious Diseases, Luigi Sacco Hospital, Milano, Italy
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Elvstam O, Dahl V, Weibull Wärnberg A, von Stockenström S, Yilmaz A. Difficult-to-treat HIV in Sweden: a cross-sectional study. BMC Infect Dis 2024; 24:325. [PMID: 38500050 PMCID: PMC10946097 DOI: 10.1186/s12879-024-09214-2] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/04/2024] [Accepted: 03/12/2024] [Indexed: 03/20/2024] Open
Abstract
BACKGROUND Our aim was to examine the prevalence and characteristics of difficult-to-treat HIV in the current Swedish HIV cohort and to compare treatment outcomes between people with difficult and non-difficult-to-treat HIV. METHODS In this cross-sectional analysis of the Swedish HIV cohort, we identified all people with HIV currently in active care in 2023 from the national register InfCareHIV. We defined five categories of difficult-to-treat HIV: 1) advanced resistance, 2) four-drug regimen, 3) salvage therapy, 4) virologic failure within the past 12 months, and 5) ≥ 2 regimen switches following virologic failure since 2008. People classified as having difficult-to-treat HIV were compared with non-difficult for background characteristics as well as treatment outcomes (viral suppression and self-reported physical and psychological health). RESULTS Nine percent of the Swedish HIV cohort in 2023 (n = 8531) met at least one criterion for difficult-to-treat HIV. Most of them had ≥ 2 regimen switches (6%), and the other categories of difficult-to-treat HIV were rare (1-2% of the entire cohort). Compared with non-difficult, people with difficult-to-treat HIV were older, had an earlier first year of positive HIV test and lower CD4 counts, and were more often female. The viral suppression rate among people with difficult-to-treat HIV was 84% compared with 95% for non-difficult (p = 0.001). People with difficult-to-treat HIV reported worse physical (but not psychological) health, and this remained statistically significant after adjustment for age, sex, and transmission group. CONCLUSIONS Although 9% of the HIV cohort in Sweden in 2023 were classified as having difficult-to-treat HIV, a large proportion of these were virally suppressed, and challenges such as advanced resistance and need for salvage therapy are rare in the current Swedish cohort.
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Affiliation(s)
- Olof Elvstam
- Department of Translational Medicine, Lund University, Malmö, Sweden.
- Department of Infectious Diseases, Växjö Central Hospital, Växjö, Sweden.
| | - Viktor Dahl
- Unit of Infectious Diseases/Venhälsan, Southern Hospital, Stockholm, Sweden
| | - Anna Weibull Wärnberg
- Department of Infectious Diseases, Karolinska University Hospital, Stockholm, Sweden
| | | | - Aylin Yilmaz
- Department of Infectious Diseases, Institute of Biomedicine, University of Gothenburg, Sahlgrenska Academy, Gothenburg, Sweden
- Department of Infectious Diseases, Sahlgrenska University Hospital, Region Västra Götaland, Gothenburg, Sweden
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Gagliardini R, Tavelli A, Rusconi S, Lo Caputo S, Spagnuolo V, Santoro MM, Costantini A, Vergori A, Maggiolo F, Giacomelli A, Burastero G, Madeddu G, Quiros Roldan E, d'Arminio Monforte A, Antinori A, Cozzi-Lepri A. Characterization and outcomes of difficult-to-treat patients starting modern first-line ART regimens: Data from the ICONA cohort. Int J Antimicrob Agents 2024; 63:107018. [PMID: 38214244 DOI: 10.1016/j.ijantimicag.2023.107018] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/19/2023] [Revised: 10/13/2023] [Accepted: 10/23/2023] [Indexed: 01/13/2024]
Abstract
OBJECTIVES Treatment failures to modern antiretroviral therapy (ART) raise concerns, as they could reduce future options. Evaluations of occurrence of multiple failures to modern ART are missing and their significance in the long run is unclear. METHODS People with HIV (PWH) in the ICONA cohort who started a modern first-line ART were defined as 'difficult to treat' (DTT) if they experienced ≥1 among: i) ≥2 VF (2 viral loads, VL>200 copies/mL or 1 VL>1000 copies/mL) with or without ART change; ii) ≥2 treatment discontinuations (TD) due to toxicity/intolerance/failure; iii) ≥1 VF followed by ART change plus ≥1 TD due to toxicity/intolerance/failure. A subgroup of the DTT participants were matched to PWH that, after the same time, were non-DTT. Treatment response, analysing VF, TD, treatment failure, AIDS/death, and SNAE (Serious non-AIDS event)/death, were compared. Survival analysis by KM curves and Cox regression models were employed. RESULTS Among 8061 PWH, 320 (4%) became DTT. Estimates of becoming DTT was 6.5% (95% CI: 5.8-7.4%) by 6 years. DTT PWH were significantly older, with a higher prevalence of AIDS and lower CD4+ at nadir than the non-DTT. In the prospective analysis, DTT demonstrated a higher unadjusted risk for all the outcomes. Once controlled for confounders, significant associations were confirmed for VF (aHR 2.23, 1.33-3.73), treatment failure (aHR 1.70, 1.03-2.78), and SNAE/death (aHR 2.79, 1.18-6.61). CONCLUSION A total of 6.5% of PWH satisfied our definition of DTT by 6 years from ART starting. This appears to be a more fragile group who may have higher risk of failure.
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Affiliation(s)
- Roberta Gagliardini
- INMI L Spallanzani IRCCS, Clinical Department of Infectious Diseases and Research, Roma, Italy.
| | | | - Stefano Rusconi
- Ospedale di Legnano, Struttura Complessa Malattie Infettive, Legnano, Italy and DIBIC, University of Milan, Italy
| | | | - Vincenzo Spagnuolo
- IRCCS San Raffaele Scientific Institute, Infectious Diseases Unit, Milan, Italy
| | | | - Andrea Costantini
- Clinical Immunology Unit, Azienda Ospedaliero Universitaria delle Marche and Marche Polytechnic University, Ancona, Italy
| | - Alessandra Vergori
- INMI L Spallanzani IRCCS, Clinical Department of Infectious Diseases and Research, Roma, Italy
| | - Franco Maggiolo
- ASST Papa Giovanni XXIII, Infectious Diseases Unit, Bergamo, Italy
| | - Andrea Giacomelli
- ASST Fatebenefratelli Sacco, Ospedale Luigi Sacco, III Infectious Diseases Unit, Milano, Italy
| | - Giulia Burastero
- Azienda Ospedaliero-Universitaria di Modena, Infectious Disease Clinic, Modena, Italy
| | - Giordano Madeddu
- University of Sassari, Department of Medical, Surgical, and Experimental Sciences, Sassari, Italy
| | - Eugenia Quiros Roldan
- University of Brescia and ASST Spedali Civili of Brescia, Department of Infectious and Tropical Diseases, Brescia, Italy
| | | | - Andrea Antinori
- INMI L Spallanzani IRCCS, Clinical Department of Infectious Diseases and Research, Roma, Italy
| | - Alessandro Cozzi-Lepri
- Institute for Global Health, UCL, Centre for Clinical Research, Epidemiology, Modelling and Evaluation (CREME), London, United Kingdom
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Rossetti B, Incardona F, Di Teodoro G, Mommo C, Saladini F, Kaiser R, Sönnerborg A, Lengauer T, Zazzi M. Cohort Profile: A European Multidisciplinary Network for the Fight against HIV Drug Resistance (EuResist Network). Trop Med Infect Dis 2023; 8:tropicalmed8050243. [PMID: 37235291 DOI: 10.3390/tropicalmed8050243] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/21/2023] [Revised: 04/20/2023] [Accepted: 04/21/2023] [Indexed: 05/28/2023] Open
Abstract
The EuResist cohort was established in 2006 with the purpose of developing a clinical decision-support tool predicting the most effective antiretroviral therapy (ART) for persons living with HIV (PLWH), based on their clinical and virological data. Further to continuous extensive data collection from several European countries, the EuResist cohort later widened its activity to the more general area of antiretroviral treatment resistance with a focus on virus evolution. The EuResist cohort has retrospectively enrolled PLWH, both treatment-naïve and treatment-experienced, under clinical follow-up from 1998, in nine national cohorts across Europe and beyond, and this article is an overview of its achievement. A clinically oriented treatment-response prediction system was released and made available online in 2008. Clinical and virological data have been collected from more than one hundred thousand PLWH, allowing for a number of studies on the response to treatment, selection and spread of resistance-associated mutations and the circulation of viral subtypes. Drawing from its interdisciplinary vocation, EuResist will continue to investigate clinical response to antiretroviral treatment against HIV and monitor the development and circulation of HIV drug resistance in clinical settings, along with the development of novel drugs and the introduction of new treatment strategies. The support of artificial intelligence in these activities is essential.
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Affiliation(s)
- Barbara Rossetti
- Infectious Diseases Department, Infectious Diseases Unit, USL SUDEST Toscana, Misericordia Hospital, 58100 Grosseto, Italy
| | | | - Giulia Di Teodoro
- EuResist Network, 00152 Rome, Italy
- Department of Computer Control and Management Engineering Antonio Ruberti, Sapienza University of Rome, 00185 Rome, Italy
| | | | - Francesco Saladini
- Department of Medical Biotechnologies, University of Siena, 53100 Siena, Italy
| | - Rolf Kaiser
- Institute of Virology, University and University Hospital Cologne, University of Cologne, 50923 Cologne, Germany
| | - Anders Sönnerborg
- Department of Medicine Huddinge, Karolinska Institutet, Division of Infectious Diseases, 17177 Stockholm, Sweden
- Department of Laboratory Medicine, Karolinska Institutet, Division of Clinical Microbiology, 17177 Stockholm, Sweden
| | - Thomas Lengauer
- Institute of Virology, University and University Hospital Cologne, University of Cologne, 50923 Cologne, Germany
| | - Maurizio Zazzi
- Department of Medical Biotechnologies, University of Siena, 53100 Siena, Italy
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Gagliardini R, Lorenzini P, Cozzi-Lepri A, Tavelli A, Borghi V, Galli L, Tagliaferri G, Maggiolo F, Mussini C, Castagna A, Monforte AD, Antinori A. Real world efficacy of dolutegravir plus lamivudine in people living with HIV with undetectable viral load after previous failures. J Glob Antimicrob Resist 2023; 32:158-163. [PMID: 36402369 DOI: 10.1016/j.jgar.2022.11.010] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/15/2022] [Revised: 10/28/2022] [Accepted: 11/09/2022] [Indexed: 11/18/2022] Open
Abstract
BACKGROUND Dolutegravir (DTG) +lamivudine (3TC) combination has been found to be as effective as triple therapies, and has been extensively prescribed in clinical practice as a maintenance therapy. We aimed to investigate the effect of previous virological failures (VFs) on virological efficacy. METHODS The analysis included data of people living with HIV (PLWH) with HIV-RNA ≤50 copies/mL enrolled in an Italian retrospective multicohort study who were switching to DTG+3TC. Primary endpoint was viral rebound (VR; confirmed HIV-RNA ≥50 copies/mL or single HIV-RNA ≥50 copies/mL followed by change of antiretroviral therapies [ART]). Kaplan-Meier curves were used to estimate probabilities of VR based upon histories of previous VFs (single HIV-RNA ≥1000 copies/mL or confirmed HIV-RNA ≥50 copies/mL). A weighted Cox regression model was fitted to estimate the causal hazard ratio (HR) of history of failure on the risk of VR. RESULTS A total of 966 PLWH were included; 20.1% had a history of previous VF. VR was detected in 23 PLWH. The one-year probability was 1.2% (95% confidence interval [CI], 0.2%-2.2%) in PLWH without previous VF and 3.3% (95% CI, 0.4%-6.2%) in those with ≥1 VF (log-rank P = 0.042). By multivariate analysis adjusted for CD4+ cell count at nadir, duration of virological suppression, and mode of HIV transmission, PLWH with ≥1 previous VF had a higher risk of virological rebound than those without previous VF (adjusted hazard ratio 3.06 [95% CI, 1.00-9.44], P = 0.051). CONCLUSION Despite the low absolute one-year risk in both groups, real-world data confirmed that PLWH with a previous failure have an increased risk of viral rebound.
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Affiliation(s)
| | | | | | | | - Vanni Borghi
- Azienda Ospedaliera Universitaria Policlinico di Modena, Modena, Italy
| | - Laura Galli
- Infectious Diseases Clinic, IRCCS San Raffaele, Milan, Italy
| | - Gianmarco Tagliaferri
- ASST Santi Paolo e Carlo, Department of Health Sciences, University of Milan, Milan, Italy
| | | | - Cristina Mussini
- Azienda Ospedaliera Universitaria Policlinico di Modena, Modena, Italy
| | - Antonella Castagna
- Infectious Diseases Clinic, IRCCS San Raffaele, Milan, Italy; San Raffaele Vita-Salute University, Milan, Italy
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Pennati F, Calza S, Di Biagio A, Mussini C, Rusconi S, Bonora S, Borghetti A, Quiros‐Roldan E, Sarteschi G, Menozzi M, Ferrara M, Celotti A, Ciccullo A, Giacomet V, Izzo I, Dotta L, Badolato R, Castelli F, Focà E. Reduced probability of improving viro-immunological state in subjects with vertical transmission of HIV reaching adult age: A multicenter retrospective cohort study. Immun Inflamm Dis 2023; 11:e778. [PMID: 36840488 PMCID: PMC9910169 DOI: 10.1002/iid3.778] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/30/2022] [Revised: 01/18/2023] [Accepted: 01/19/2023] [Indexed: 02/11/2023] Open
Abstract
INTRODUCTION Young adults with vertical transmission (VT) of human immunodeficiency virus (HIV) represent a fragile population. This study evaluates factors associated with viro-immunological outcome of these patients. METHODS We performed a multicenter study including HIV-infected subjects with VT ≥ 18 years old from six Italian clinics. Subjects were observed from birth to death, lost to follow-up, or last visit until December 31, 2019. Condition of "optimal viro-immunological status" (OS) was defined as the simultaneous presence of HIV ribonucleic acid (RNA) < 50 copies/mL, CD4+ > 500 cells/mm3 , and CD4+/CD8+ ratio ≥ 1. RESULTS A total of 126 subjects were enrolled. At 18 years of age, 52/126 (44.4%) had HIV-RNA > 50 copies/mL, 47/126 (38.2%) had CD4+ < 500/mm3 , and 78/126 (67.2%) had CD4+/CD8+ < 1; 28 subjects (23.7%) presented in the condition of OS. Having a CD4+/CD8+ ratio ≥ 1 at 18 years of age was related with an increased probability of shift from suboptimal viro-immunological status (SOS) to OS (HR: 7.7, 95% confidence interval [CI]: 4.23-14.04), and a reduced risk of shift from the OS to the SOS (HR: 0.49, 95% CI: 0.26-0.92). Acquired immunodeficiency syndrome (AIDS) diagnosis significantly reduced the probability of shift from a viro-immunological SOS to OS (HR: 0.09, 95% CI: 0.03-0.30). Subjects who had not achieved an OS at 18 years of age had an increased risk of discontinuation of combination antiretroviral therapy (cART, p = .019). CONCLUSIONS Only a small proportion of subjects with VT of HIV reached the adult age with "OS". Transition to the adult care with a compromised viro-immunological condition represents a negative driver for future optimal infection control, with a higher risk of discontinuation of cART and a reduced probability to improve the immunological status later in the years.
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Affiliation(s)
- Francesca Pennati
- Unit of Infectious and Tropical DiseasesUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
| | - Stefano Calza
- Unit of Biostatistics, Department of Molecular and Translational MedicineUniversity of BresciaBresciaItaly
| | - Antonio Di Biagio
- Clinic of Infectious and Tropical DiseasesUniversity of Genova and “San Martino” HospitalGenoaItaly
| | - Cristina Mussini
- Department of Infectious DiseasesUniversity of Modena and Reggio Emilia and Modena PolyclinicModenaItaly
| | - Stefano Rusconi
- Unit of Infectious DiseasesUniversity of Milano and ASST Fatebenefratelli “L. Sacco” HospitalMilanItaly
| | - Stefano Bonora
- Department of Infectious DiseasesUniversity of Torino and “Amedeo di Savoia” HospitalTurinItaly
| | - Alberto Borghetti
- Infectious Diseases UnitFondazione Policlinico Universitario Agostino Gemelli IRCCSRomeItaly
| | - Eugenia Quiros‐Roldan
- Unit of Infectious and Tropical DiseasesUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
| | - Giovanni Sarteschi
- Clinic of Infectious and Tropical DiseasesUniversity of Genova and “San Martino” HospitalGenoaItaly
| | - Marianna Menozzi
- Department of Infectious DiseasesUniversity of Modena and Reggio Emilia and Modena PolyclinicModenaItaly
| | - Micol Ferrara
- Department of Infectious DiseasesUniversity of Torino and “Amedeo di Savoia” HospitalTurinItaly
| | - Anna Celotti
- Unit of Infectious and Tropical DiseasesUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
| | - Arturo Ciccullo
- Department of Safety and Bioethics, Section of Infectious DiseasesCatholic University of the Sacred HeartRomeItaly
| | - Vania Giacomet
- Unit of PediatricsUniversity of Milano and ASST Fatebenefratelli “L. Sacco” HospitalMilanItaly
| | - Ilaria Izzo
- Unit of Infectious and Tropical DiseasesUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
| | - Laura Dotta
- Unit of PediatricsUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
| | - Raffaele Badolato
- Unit of PediatricsUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
| | - Francesco Castelli
- Unit of Infectious and Tropical DiseasesUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
| | - Emanuele Focà
- Unit of Infectious and Tropical DiseasesUniversity of Brescia and ASST Spedali Civili HospitalBresciaItaly
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Shorter Time to Discontinuation Due to Treatment Failure in People Living with HIV Switched to Dolutegravir Plus Either Rilpivirine or Lamivudine Compared with Integrase Inhibitor-Based Triple Therapy in a Large Spanish Cohort. Infect Dis Ther 2022; 11:1177-1192. [PMID: 35399147 PMCID: PMC9124284 DOI: 10.1007/s40121-022-00630-y] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/12/2021] [Accepted: 03/18/2022] [Indexed: 11/27/2022] Open
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Fiore BD, Andrea DV, Giuseppe P, Yagai B, Laura M, Rachele P, Francesco S, Rossana L, Romina C, Serena A, Maurizio Z, Francesca I, Barbara R, Antonia B, Vanni B, Antonio DB. Early versus delayed antiretroviral therapy based on genotypic resistance test: Results from a large retrospective cohort study. J Med Virol 2022; 94:3890-3899. [PMID: 35355293 PMCID: PMC9321101 DOI: 10.1002/jmv.27754] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/28/2021] [Revised: 03/27/2022] [Accepted: 03/30/2022] [Indexed: 12/02/2022]
Abstract
Rapid start of antiretroviral therapy (ART) pending genotypic resistance test (GRT) has been recently proposed, but the effectiveness of this strategy is still debated. The rate of virological success (VS), defined as HIV‐RNA < 50 copies/ml, with and without GRT was compared in drug‐naïve individuals enrolled in the Italian ARCA cohort who started ART between 2015 and 2018. 521 individuals started ART: 397 without GRT (pre‐GRT group) and 124 following GRT (post‐GRT group). Overall, 398 (76%) were males and 30 (6%) were diagnosed with AIDS. In the pre‐GRT group, baseline CD4+ cell counts were lower (p < 0.001), and viral load was higher (p < 0.001) than in the post‐GRT group. The estimated probability of VS in pre‐GRT versus post‐GRT group was 72.54% (CI95: 67.78–76.60) versus 66.94% (CI95: 57.53–74.26) at Week 24 and 92.40% (CI95: 89.26–94.62) versus 92.92% (CI95: 86.35–96.33) at Week 48, respectively (p = 0.434). At Week 48, VS was less frequent among individuals with baseline CD4+ cell counts <200 versus >500 (90.33% vs. 97.33%), log viral load <5.00 versus >5.70 log10 cps/ml (97.17% vs 78.16%; p < 0.001), and those treated with protease inhibitors or non‐nucleoside reverse transcriptase inhibitors versus those treated with integrase strand transfer inhibitors (p < 0.001). The rate of VS does not seem to be affected by an early ART initiation pending GRT results, but it could be influenced by the composition of the ART regimen, as well as immuno‐virological parameters.
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Affiliation(s)
- Bavaro Davide Fiore
- University of Bari "Aldo Moro", Department of Biomedical Sciences and Human Oncology, Clinic of Infectious Diseases, Bari, Italy
| | - De Vito Andrea
- Unit of Infectious Diseases, Department of Medical, Surgical and Experimental Sciences, University of Sassari, Sassari, Italy
| | - Pasculli Giuseppe
- Department of Computer, Control and Management Engineering Antonio Ruberti (DIAG) La Sapienza University, Rome, Italy
| | - Bouba Yagai
- University of Rome "Tor Vergata", Department of Experimental Medicine, Rome, Italy.,Chantal BIYA International Reference Centre for research on HIV/AIDS prevention and management (CIRCB), Yaoundé, Cameroon
| | - Magnasco Laura
- Infectious Diseases Unit, Ospedale Policlinico San Martino - IRCCS per l'Oncologia, Genoa, Italy
| | - Pincino Rachele
- Infectious Diseases Unit, Ospedale Policlinico San Martino - IRCCS per l'Oncologia, Genoa, Italy.,Department of Health's Sciences, University of Genoa, Genoa, Italy
| | - Saladini Francesco
- Department of Medical Biotechnologies, University of Siena, Siena, Italy
| | - Lattanzio Rossana
- University of Bari "Aldo Moro", Department of Biomedical Sciences and Human Oncology, Clinic of Infectious Diseases, Bari, Italy
| | - Corsini Romina
- Infectious Diseases Unit, AUSL - IRCCS Reggio Emilia, Italy
| | - Arima Serena
- Dept. of History, Society and Human Studies University of Salento
| | - Zazzi Maurizio
- Department of Medical Biotechnologies, University of Siena, Siena, Italy
| | | | - Rossetti Barbara
- Infectious Diseases Unit, Azienda ospedaliero-universitaria Senese, Siena, Italy
| | | | - Borghi Vanni
- 3Clinica Malattie infettive, Azienda Ospedaliero Universitaria di Modena
| | - Di Biagio Antonio
- Infectious Diseases Unit, Ospedale Policlinico San Martino - IRCCS per l'Oncologia, Genoa, Italy
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9
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Rossetti B, Fabbiani M, Di Carlo D, Incardona F, Abecasis A, Gomes P, Geretti AM, Seguin-Devaux C, Garcia F, Kaiser R, Modica S, Shallvari A, Sönnerborg A, Zazzi M. Effectiveness of integrase strand transfer inhibitors in HIV-infected treatment-experienced individuals across Europe. HIV Med 2022; 23:774-789. [PMID: 35199909 DOI: 10.1111/hiv.13262] [Citation(s) in RCA: 5] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/31/2021] [Revised: 01/07/2022] [Accepted: 01/18/2022] [Indexed: 12/30/2022]
Abstract
OBJECTIVES To explore the effectiveness and durability of integrase strand transfer inhibitor (INSTI)-based regimens in pre-treated subjects. METHODS Treatment-experienced individuals starting an INSTI-based regimen during 2012-2019 were selected from the INTEGRATE collaborative study. The time to virological failure [VF: one measurement of viral load (VL) ≥ 1000 copies/mL or two ≥ 50 copies/ml or one VL measurement ≥ 50 copies/mL followed by treatment change] and to INSTI discontinuation were evaluated. RESULTS Of 13 560 treatments analysed, 4284 were from INSTI-naïve, non-viraemic (IN-NV) individuals, 1465 were from INSTI-naïve, viraemic (IN-V) individuals, 6016 were from INSTI-experienced, non-viraemic (IE-NV) individuals and 1795 were from INSTI-experienced, viraemic (IE-V) individuals. Major INSTI drug resistance mutations (DRMs) were previously detected in 4/519 (0.8%) IN-NV, 3/394 (0.8%) IN-V, 7/1510 (0.5%) IE-NV and 25/935 (2.7%) IE-V individuals. The 1-year estimated probabilities of VF were 3.1% [95% confidence interval (CI): 2.5-3.8] in IN-NV, 18.4% (95% CI: 15.8-21.2) in IN-V, 4.2% (95% CI: 3.6-4.9) in IE-NV and 23.9% (95% CI: 20.9-26.9) in IE-V subjects. The 1-year estimated probabilities of INSTI discontinuation were 12.1% (95% CI: 11.1-13.0) in IN-NV, 19.6% (95% CI: 17.5-21.6) in IN-V, 10.8% (95% CI: 10.0-11.6) in IE-NV and 21.7% (95% CI: 19.7-23.5) in IE-V subjects. CONCLUSIONS Both VF and INSTI discontinuation occur at substantial rates in viraemic subjects. Detection of DRMs in a proportion of INSTI-experienced individuals makes INSTI resistance testing mandatory after failure.
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Affiliation(s)
- Barbara Rossetti
- Infectious Diseases Unit, University Hospital of Siena, Siena, Italy
| | | | | | | | - Ana Abecasis
- Global Health and Tropical Medicine (GHTM), Instituto de Higiene e Medicina Tropical - Universidade Nova de Lisboa, Lisbon, Portugal
| | - Perpetua Gomes
- Laboratório de Biologia Molecular (LMCBM, SPC, CHLO-HEM), Lisbon, Portugal.,Centro de Investigação Interdisciplinar Egas Moniz (CiiEM), Instituto Universitário Egas Moniz, Caparica, Portugal
| | - Anna Maria Geretti
- Department of Infectious Disease, University of Rome Tor Vergata, Rome, Italy.,Department of Infectious Diseases, King's College London, London, UK
| | - Carole Seguin-Devaux
- Department of Infection and Immunity, Luxembourg Institute of Health, Esch-sur-Alzette, Luxembourg
| | - Federico Garcia
- Hospital Universitario San Cecilio, Granada, Spain.,Instituto de Investigación IBS., Granada, Spain.,Ciber de Enfermedades Infecciosas, CIBERINFEC, ISCIII, Madrid, Spain
| | | | - Sara Modica
- Infectious Diseases Unit, University Hospital of Siena, Siena, Italy
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10
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Morsica G, Galli L, Messina E, Castagna A, Bagaglio S, Salpietro S, Liviana DT, Uberti-Foppa C, Hasson H. Risk of HIV viral rebound in HIV infected patients on direct acting antivirals (DAAs) treatment for HCV. PLoS One 2022; 17:e0262917. [PMID: 35113890 PMCID: PMC8812874 DOI: 10.1371/journal.pone.0262917] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/04/2021] [Accepted: 01/07/2022] [Indexed: 12/27/2022] Open
Abstract
BACKGROUND The dynamic of HIV-viral load (VL) remains poorly investigated in HIV/HCV patients under direct acting antivirals (DAAs). METHODS We retrospectively evaluated HIV-VL at baseline (BL) during and up to 24 weeks post-DAAs in a cohort of 305 HIV-1/HCV patients, on ART and with no HIV virological failure (VF) in the 6 months before treatment with DAAs; during the period of observation VF was defined as confirmed VL≥50 copies/mL; virological blips (VB, transient, not confirmed, VL ≥50 copies/mL). Stepwise Cox regression models were fitted to estimate adjusted hazard ratios (aHR) of VF. RESULTS Fifteen VF occurred in 13 patients over 187 person-years of follow-up (PYFU): incidence rate (IR) of 8.0 per 100-PYFU (95% CI = 4.0-12.1); 29 VBs were detected in 26 patients over 184 PYFU: IR = 15.8 per 100-PYFU (95% CI = 10.0-21.5). The most prominent factor associated with VF was the presence of BL HIV residual viremia (RV = HIV-RNA detectable but not precisely quantifiable) [aHR = 12.26 (95% CI = 3.74-40.17), P<0.0001]. Other factors were ≥1 VBs in the 6 months before DAAs [aHR = 6.95 (95% CI = 1.77-27.37) P = 0.006] number of ART regimens failed before DAAs initiation [aHR (per more regimen) = 1.22 (95% CI = 1.04-1.42), P = 0.012] and age [aHR (per year older) = 1.16 (95% CI = 1.04-1.29), P = 0.010]. CONCLUSIONS Our findings underline the importance for close monitoring HIV-VL in selected patients. Whether this phenomenon is triggered by the rapid clearance of HCV remains to be established.
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Affiliation(s)
- Giulia Morsica
- Division of Infectious Diseases, IRCCS San Raffaele Scientific Institute, Milan, Italy
| | - Laura Galli
- Division of Infectious Diseases, IRCCS San Raffaele Scientific Institute, Milan, Italy
| | - Emanuela Messina
- Division of Infectious Diseases, IRCCS San Raffaele Scientific Institute, Milan, Italy
| | - Antonella Castagna
- Division of Infectious Diseases, IRCCS San Raffaele Scientific Institute, Milan, Italy
- Vita-Salute University, Milan, Italy
| | - Sabrina Bagaglio
- Division of Infectious Diseases, IRCCS San Raffaele Scientific Institute, Milan, Italy
| | - Stefania Salpietro
- Division of Infectious Diseases, IRCCS San Raffaele Scientific Institute, Milan, Italy
| | - Della Torre Liviana
- Division of Infectious Diseases, IRCCS San Raffaele Scientific Institute, Milan, Italy
| | - Caterina Uberti-Foppa
- Division of Infectious Diseases, IRCCS San Raffaele Scientific Institute, Milan, Italy
- Vita-Salute University, Milan, Italy
| | - Hamid Hasson
- Division of Infectious Diseases, IRCCS San Raffaele Scientific Institute, Milan, Italy
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11
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Madeddu G, De Vito A, Cozzi-Lepri A, Cingolani A, Maggiolo F, Perno CF, Gagliardini R, Marchetti G, Saracino A, Monforte AD, Antinori A, Girardi E. Time spent with HIV-RNA ≤ 200 copies/ml in a cohort of people with HIV during the U=U era. AIDS 2021; 35:1103-1112. [PMID: 33534204 PMCID: PMC9904439 DOI: 10.1097/qad.0000000000002825] [Citation(s) in RCA: 14] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/28/2020] [Revised: 01/02/2021] [Accepted: 01/11/2021] [Indexed: 02/03/2023]
Abstract
OBJECTIVE Zero risk of linked HIV transmission in serodiscordant couples when the HIV-infected partner had viral load less than 200 copies/ml ('U status') was found in observational studies. We aimed at estimating the proportion of time in which 'U status' was maintained and identifying factors associated with the risk of losing it. DESIGN Observational cohort study. METHODS We included participants in the ICONA cohort who had reached an established 'U status' (viral load ≤200 copies/ml for >6 months) as of December 2010. The outcome was the number of person-days of follow-up (PDFU) above a viral load greater than 200 copies/ml, relative to the total number of PDFU observed. A logistic regression model was used to identify factors independently associated with the risk of losing 'U status'. RESULTS Eight thousand, two hundred and forty-one persons living with HIV were included in the analysis who contributed 2 670 888 PDFU. Of these, 1648 (20%) were women, 768 (9%) were people who inject drugs (PWID), and 2066 (25%) were foreign-born. The median of viral load measurements was 9 (IQR: 4-15). Overall, only 3.1% of PDFU were observed when viral load was above 200 copies/ml. The proportion of PDFU with viral load more than 200 copies/ml was higher than average in women (5.3%), unemployed (5.4%), PWID (4.7%), and in people with more than three previous virologic failures (6.3%). These variables were significant predictors of losing 'U status' in the multivariable logistic regression. CONCLUSION Our results reinforce the validity of the U=U message in real-world setting. However, we identified subsets of our study population at higher risk of losing the 'U status' for whom additional efforts are needed.
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Affiliation(s)
- Giordano Madeddu
- Unit of Infectious Diseases, Department of Medical, Surgical and Experimental Sciences, University of Sassari, Sassari, Italy
| | - Andrea De Vito
- Unit of Infectious Diseases, Department of Medical, Surgical and Experimental Sciences, University of Sassari, Sassari, Italy
| | - Alessandro Cozzi-Lepri
- Centre for Clinical Research, Epidemiology, Modelling and Evaluation (CREME) Institute for Global Health UCL, London, UK
| | - Antonella Cingolani
- Institute of Clinical Infectious Diseases, Catholic University of the Sacred Heart, Rome
| | - Franco Maggiolo
- Division of Infectious Diseases, ASST Papa Giovanni XXIII, Bergamo
| | - Carlo Federico Perno
- Department of Laboratory Medicine, Unit of Microbiology and Immunology, IRCCS Children Hospital Bambino Gesù
| | - Roberta Gagliardini
- HIV/AIDS Clinical Unit, National Institute for Infectious Diseases Lazzaro Spallanzani IRCCS, Rome
| | - Giulia Marchetti
- ASST Santi Paolo e Carlo, Department of Health Sciences, University of Milan, Clinic of Infectious and Tropical Diseases, Milan
| | - Annalisa Saracino
- Clinic of Infectious Diseases, Department of Biomedical Sciences and Human Oncology, University of Bari “Aldo Moro”, Bari
| | - Antonella d’Arminio Monforte
- ASST Santi Paolo e Carlo, Department of Health Sciences, University of Milan, Clinic of Infectious and Tropical Diseases, Milan
| | - Andrea Antinori
- HIV/AIDS Clinical Unit, National Institute for Infectious Diseases Lazzaro Spallanzani IRCCS, Rome
| | - Enrico Girardi
- Clinical Epidemiology Unit, National Institute for Infectious Diseases Lazzaro Spallanzani IRCCS, Rome, Italy
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