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  1. Article ; Online: Syndromic testing for the diagnosis of infectious diseases: the right test if used for the right patient.

    Fox, Amy S / Rao, Sonia N

    The Journal of antimicrobial chemotherapy

    2021  Volume 76, Issue Suppl 3, Page(s) iii2–iii3

    MeSH term(s) Communicable Diseases/diagnosis ; Humans
    Language English
    Publishing date 2021-09-23
    Publishing country England
    Document type Journal Article
    ZDB-ID 191709-2
    ISSN 1460-2091 ; 0305-7453
    ISSN (online) 1460-2091
    ISSN 0305-7453
    DOI 10.1093/jac/dkab248
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: Syndromic diagnostic testing: a new way to approach patient care in the treatment of infectious diseases.

    Dumkow, Lisa E / Worden, Lacy J / Rao, Sonia N

    The Journal of antimicrobial chemotherapy

    2021  Volume 76, Issue Suppl 3, Page(s) iii4–iii11

    Abstract: Advanced microbiology technologies such as multiplex molecular assays (i.e. syndromic diagnostic tests) are a novel approach to the rapid diagnosis of common infectious diseases. As the global burden of antimicrobial resistance continues to rise, the ... ...

    Abstract Advanced microbiology technologies such as multiplex molecular assays (i.e. syndromic diagnostic tests) are a novel approach to the rapid diagnosis of common infectious diseases. As the global burden of antimicrobial resistance continues to rise, the judicious use of antimicrobials is of utmost importance. Syndromic panels are now being recognized in some clinical practice guidelines as a 'game-changer' in the diagnosis of infectious diseases. These syndromic panels, if implemented thoughtfully and interpreted carefully, have the potential to improve patient outcomes through improved clinical decision making, optimized laboratory workflow, and enhanced antimicrobial stewardship. This paper reviews the potential benefits of and considerations regarding various infectious diseases syndromic panels, and highlights how to maximize impact through collaboration between clinical microbiology laboratory and antimicrobial stewardship programmes.
    MeSH term(s) Anti-Infective Agents ; Antimicrobial Stewardship ; Communicable Diseases/diagnosis ; Communicable Diseases/drug therapy ; Diagnostic Tests, Routine ; Humans ; Patient Care
    Chemical Substances Anti-Infective Agents
    Language English
    Publishing date 2021-09-24
    Publishing country England
    Document type Journal Article ; Research Support, Non-U.S. Gov't ; Review
    ZDB-ID 191709-2
    ISSN 1460-2091 ; 0305-7453
    ISSN (online) 1460-2091
    ISSN 0305-7453
    DOI 10.1093/jac/dkab245
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article: Systematic Review on the Correlation Between SARS-CoV-2 Real-Time PCR Cycle Threshold Values and Epidemiological Trends.

    Sala, Ester / Shah, Isheeta S / Manissero, Davide / Juanola-Falgarona, Marti / Quirke, Anne-Marie / Rao, Sonia N

    Infectious diseases and therapy

    2023  Volume 12, Issue 3, Page(s) 749–775

    Abstract: Background: The ability to proactively predict the epidemiological dynamics of infectious diseases such as coronavirus disease 2019 (COVID-19) would facilitate efficient public health responses and may help guide patient management. Viral loads of ... ...

    Abstract Background: The ability to proactively predict the epidemiological dynamics of infectious diseases such as coronavirus disease 2019 (COVID-19) would facilitate efficient public health responses and may help guide patient management. Viral loads of infected people correlate with infectiousness and, therefore, could be used to predict future case rates.
    Aim: In this systematic review, we determine whether there is a correlation between severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) real-time reverse-transcription polymerase chain reaction (RT-PCR) cycle threshold (Ct) values (a proxy for viral load) and epidemiological trends in patients diagnosed with COVID-19, and whether Ct values are predictive of future cases.
    Methods: A PubMed search was conducted on August 22 2022, based on a search strategy of studies reporting correlations between SARS-CoV-2 Ct values and epidemiological trends.
    Results: Data from 16 studies were relevant for inclusion. RT-PCR Ct values were measured from national (n = 3), local (n = 7), single-unit (n = 5), or closed single-unit (n = 1) samples. All studies retrospectively examined the correlation between Ct values and epidemiological trends, and seven evaluated their prediction model prospectively. Five studies used the temporal reproduction number (R
    Conclusion: Ct values are negatively correlated with epidemiological trends and may be useful in predicting subsequent peaks in variant waves of COVID-19 and other circulating pathogens.
    Language English
    Publishing date 2023-02-22
    Publishing country New Zealand
    Document type Journal Article ; Review
    ZDB-ID 2701611-0
    ISSN 2193-6382 ; 2193-8229
    ISSN (online) 2193-6382
    ISSN 2193-8229
    DOI 10.1007/s40121-023-00772-7
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article: Correction to: A Systematic Review of the Clinical Utility of Cycle Threshold Values in the Context of COVID-19.

    Rao, Sonia N / Manissero, Davide / Steele, Victoria R / Pareja, Josep

    Infectious diseases and therapy

    2020  Volume 9, Issue 3, Page(s) 587

    Abstract: The original article can be found online. ...

    Abstract The original article can be found online.
    Keywords covid19
    Language English
    Publishing date 2020-08-18
    Publishing country New Zealand
    Document type Journal Article ; Published Erratum
    ZDB-ID 2701611-0
    ISSN 2193-6382 ; 2193-8229
    ISSN (online) 2193-6382
    ISSN 2193-8229
    DOI 10.1007/s40121-020-00328-z
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article: A Systematic Review of the Clinical Utility of Cycle Threshold Values in the Context of COVID-19.

    Rao, Sonia N / Manissero, Davide / Steele, Victoria R / Pareja, Josep

    Infectious diseases and therapy

    2020  Volume 9, Issue 3, Page(s) 573–586

    Abstract: Background: The ability to predict likely prognosis and infectiousness for patients with COVID-19 would aid patient management decisions. Diagnosis is usually via real-time PCR, and it is unclear whether the semi-quantitative capability of this method, ... ...

    Abstract Background: The ability to predict likely prognosis and infectiousness for patients with COVID-19 would aid patient management decisions. Diagnosis is usually via real-time PCR, and it is unclear whether the semi-quantitative capability of this method, determining viral load through cycle threshold (Ct) values, can be leveraged.
    Objectives: We aim to review available knowledge on correlations between SARS-COV-2 Ct values and patient- or healthcare-related outcomes to determine whether Ct values provide useful clinical information.
    Sources: A PubMed search was conducted on 1 June 2020 based on a search strategy of (Ct value OR viral load) AND SARS-CoV-2. Data were extracted from studies reporting on the presence or absence of an association between Ct values, or viral loads determined via Ct value, and clinical outcomes.
    Content: Data from 18 studies were relevant for inclusion. One study reported on the correlation between Ct values and mortality and one study reported on the correlation between Ct values and progression to severe disease; both reported a significant association (p < 0.001 and p = 0.008, respectively). Fourteen studies reported on the correlation between Ct value or viral loads determined via Ct value and disease severity, and an association was observed in eight (57%) studies. Studies reporting on the correlation of viral load with biochemical and haematological markers showed an association with at least one marker, including increased lactate dehydrogenase (n = 4), decreased lymphocytes (n = 3) and increased high-sensitivity troponin I (n = 2). Two studies reporting on the correlation with infectivity showed that lower Ct values were associated with higher viral culture positivity.
    Implications: Data suggest that lower Ct values may be associated with worse outcomes and that Ct values may be useful in predicting the clinical course and prognosis of patients with COVID-19; however, further studies are warranted to confirm clinical value.
    Keywords covid19
    Language English
    Publishing date 2020-07-28
    Publishing country New Zealand
    Document type Journal Article ; Review
    ZDB-ID 2701611-0
    ISSN 2193-6382 ; 2193-8229
    ISSN (online) 2193-6382
    ISSN 2193-8229
    DOI 10.1007/s40121-020-00324-3
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article ; Online: Detecting zoonotic Influenza A using QIAstat-Dx Respiratory SARS-CoV-2 panel for pandemic preparedness.

    Peñarrubia, Luis / Rao, Sonia N / Porco, Roberto / Varo, Marta / Muñoz-Torrero, Patricia / Ortiz-Martinez, Fernando / Pareja, Josep / López-Fontanals, Marta / Manissero, Davide

    Scientific reports

    2023  Volume 13, Issue 1, Page(s) 2833

    Abstract: Recent reports from the World Health Organization regarding Influenza A cases of zoonotic origin in humans (H1v and H9N2) and publications describing emergence swine Influenza A cases in humans together with "G4" Eurasian avian-like H1N1 Influenza A ... ...

    Abstract Recent reports from the World Health Organization regarding Influenza A cases of zoonotic origin in humans (H1v and H9N2) and publications describing emergence swine Influenza A cases in humans together with "G4" Eurasian avian-like H1N1 Influenza A virus have drawn global attention to Influenza A pandemic threat. Additionally, the current COVID-19 epidemic has stressed the importance of surveillance and preparedness to prevent potential outbreaks. One feature of the QIAstat-Dx Respiratory SARS-CoV-2 panel is the double target approach for Influenza A detection of seasonal strains affecting humans using a generic Influenza A assay plus the three specific human subtype assays. This work explores the potential use of this double target approach in the QIAstat-Dx Respiratory SARS-Co-V-2 Panel as a tool to detect zoonotic Influenza A strains. A set of recently recorded H9 and H1 spillover strains and the G4 EA Influenza A strains as example of recent zoonotic Flu A strains were subjected to detection prediction with QIAstat-Dx Respiratory SARS-CoV-2 Panel using commercial synthetic dsDNA sequences. In addition, a large set of available commercial human and non-human influenza A strains were also tested using QIAstat-Dx Respiratory SARS-CoV-2 Panel for a better understanding of detection and discrimination of Influenza A strains. Results show that QIAstat-Dx Respiratory SARS-CoV-2 Panel generic Influenza A assay detects all the recently recorded H9, H5 and H1 zoonotic spillover strains and all the G4 EA Influenza A strains. Additionally, these strains yielded negative results for the three-human seasonal IAV (H1, H3 and H1N1 pandemic) assays. Additional non-human strains corroborated those results of Flu A detection with no subtype discrimination, whereas human Influenza strains were positively discriminated. These results indicate that QIAstat-Dx Respiratory SARS-CoV-2 Panel could be a useful tool to diagnose zoonotic Influenza A strains and differentiate them from the seasonal strains commonly affecting humans.
    MeSH term(s) Humans ; Influenza, Human ; SARS-CoV-2 ; Influenza A Virus, H1N1 Subtype/genetics ; Influenza A Virus, H9N2 Subtype ; COVID-19
    Language English
    Publishing date 2023-02-17
    Publishing country England
    Document type Journal Article
    ZDB-ID 2615211-3
    ISSN 2045-2322 ; 2045-2322
    ISSN (online) 2045-2322
    ISSN 2045-2322
    DOI 10.1038/s41598-023-29838-9
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  7. Article ; Online: A Narrative Systematic Review of the Clinical Utility of Cycle Threshold Values in the Context of COVID-19

    Rao, Sonia N. / Manissero, Davide / Steele, Victoria R. / Pareja, Josep

    Infectious Diseases and Therapy

    2020  Volume 9, Issue 3, Page(s) 573–586

    Keywords Microbiology (medical) ; Infectious Diseases ; covid19
    Language English
    Publisher Springer Science and Business Media LLC
    Publishing country us
    Document type Article ; Online
    ZDB-ID 2701611-0
    ISSN 2193-6382 ; 2193-8229
    ISSN (online) 2193-6382
    ISSN 2193-8229
    DOI 10.1007/s40121-020-00324-3
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  8. Article ; Online: Correction to

    Rao, Sonia N. / Manissero, Davide / Steele, Victoria R. / Pareja, Josep

    Infectious Diseases and Therapy

    A Systematic Review of the Clinical Utility of Cycle Threshold Values in the Context of COVID-19

    2020  Volume 9, Issue 3, Page(s) 587–587

    Keywords Microbiology (medical) ; Infectious Diseases ; covid19
    Language English
    Publisher Springer Science and Business Media LLC
    Publishing country us
    Document type Article ; Online
    ZDB-ID 2701611-0
    ISSN 2193-6382 ; 2193-8229
    ISSN (online) 2193-6382
    ISSN 2193-8229
    DOI 10.1007/s40121-020-00328-z
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  9. Article: Correction to: A Systematic Review of the Clinical Utility of Cycle Threshold Values in the Context of COVID-19

    Rao, Sonia N / Manissero, Davide / Steele, Victoria R / Pareja, Josep

    Infect Dis Ther

    Abstract: The original article can be found online. ...

    Abstract The original article can be found online.
    Keywords covid19
    Publisher WHO
    Document type Article
    Note WHO #Covidence: #726364
    Database COVID19

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  10. Article: A Narrative Systematic Review of the Clinical Utility of Cycle Threshold Values in the Context of COVID-19

    Rao, Sonia N / Manissero, Davide / Steele, Victoria R / Pareja, Josep

    Infect Dis Ther

    Abstract: BACKGROUND: The ability to predict likely prognosis and infectiousness for patients with COVID-19 would aid patient management decisions. Diagnosis is usually via real-time PCR, and it is unclear whether the semi-quantitative capability of this method, ... ...

    Abstract BACKGROUND: The ability to predict likely prognosis and infectiousness for patients with COVID-19 would aid patient management decisions. Diagnosis is usually via real-time PCR, and it is unclear whether the semi-quantitative capability of this method, determining viral load through cycle threshold (Ct) values, can be leveraged. OBJECTIVES: We aim to review available knowledge on correlations between SARS-COV-2 Ct values and patient- or healthcare-related outcomes to determine whether Ct values provide useful clinical information. SOURCES: A PubMed search was conducted on 1 June 2020 based on a search strategy of (Ct value OR viral load) AND SARS-CoV-2. Data were extracted from studies reporting on the presence or absence of an association between Ct values, or viral loads determined via Ct value, and clinical outcomes. CONTENT: Data from 18 studies were relevant for inclusion. One study reported on the correlation between Ct values and mortality and one study reported on the correlation between Ct values and progression to severe disease; both reported a significant association (p < 0.001 and p = 0.008, respectively). Fourteen studies reported on the correlation between Ct value or viral loads determined via Ct value and disease severity, and an association was observed in eight (57%) studies. Studies reporting on the correlation of viral load with biochemical and haematological markers showed an association with at least one marker, including increased lactate dehydrogenase (n = 4), decreased lymphocytes (n = 3) and increased high-sensitivity troponin I (n = 2). Two studies reporting on the correlation with infectivity showed that lower Ct values were associated with higher viral culture positivity. IMPLICATIONS: Data suggest that lower Ct values may be associated with worse outcomes and that Ct values may be useful in predicting the clinical course and prognosis of patients with COVID-19; however, further studies are warranted to confirm clinical value.
    Keywords covid19
    Publisher WHO
    Document type Article
    Note WHO #Covidence: #680120
    Database COVID19

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