The contribution of Kaposi's Sarcoma–associated herpesvirus to mortality in hospitalized Human Immunodeficiency Virus–infected patients being investigated for tuberculosis in South Africa. Blumenthal, M. J, Schutz, C., Barr, D. A, Locketz, M., Marshall, V., Whitby, D., Katz, A. A, Uldrick, T., Meintjes, G. A, & Schäfer, G. The Journal of Infectious Diseases, 220(5):841–851, apr, 2019.
The contribution of Kaposi's Sarcoma–associated herpesvirus to mortality in hospitalized Human Immunodeficiency Virus–infected patients being investigated for tuberculosis in South Africa [link]Paper  doi  abstract   bibtex   
Background Despite increasing numbers of human immunodeficiency virus (HIV)-infected South Africans receiving antiretroviral therapy (ART), tuberculosis remains the leading cause of mortality. Approximately 25% of patients treated for tuberculosis have microbiologically unconfirmed diagnoses. We assessed whether elevated Kaposi's sarcoma-associated Herpes Virus (KSHV) viral load (VL) contributes to mortality in hospitalized HIV-infected patients investigated for tuberculosis. Methods 682 HIV-infected patients admitted to Khayelitsha Hospital, South Africa, were recruited, investigated for tuberculosis, and followed for 12-weeks. KSHV-serostatus, peripheral blood KSHV-VL, and KSHV-associated clinical correlates were evaluated. Results Median CD4 count was 62 cells/$μ$L (range: 0-526); KSHV-seropositivity was 30.7% (95%CI: 27-34%); 5.8% had detectable KSHV-VL (median 199.1; range: 13.4-2.2x106 copies/106 cells); 22% died. Elevated KSHV-VL was associated with mortality (adjusted OR=6.5 [95%CI: 1.3, 32.4]) in patients without tuberculosis or other microbiologically confirmed co-infections (n=159). Six patients had “possible KSHV-inflammatory cytokine syndrome (KICS)”: five died, representing significantly worse survival (p\textless0.0001), and one was diagnosed with KSHV-associated multicentric Castleman disease at autopsy. Conclusion Given the association of mortality with elevated KSHV-VL in critically ill HIV-infected patients with suspected but not microbiologically confirmed tuberculosis, KSHV-VL and KICS criteria may guide diagnostic and therapeutic evaluation.
@article{Blumenthal2019,
abstract = {Background Despite increasing numbers of human immunodeficiency virus (HIV)-infected South Africans receiving antiretroviral therapy (ART), tuberculosis remains the leading cause of mortality. Approximately 25{\%} of patients treated for tuberculosis have microbiologically unconfirmed diagnoses. We assessed whether elevated Kaposi's sarcoma-associated Herpes Virus (KSHV) viral load (VL) contributes to mortality in hospitalized HIV-infected patients investigated for tuberculosis. Methods 682 HIV-infected patients admitted to Khayelitsha Hospital, South Africa, were recruited, investigated for tuberculosis, and followed for 12-weeks. KSHV-serostatus, peripheral blood KSHV-VL, and KSHV-associated clinical correlates were evaluated. Results Median CD4 count was 62 cells/$\mu$L (range: 0-526); KSHV-seropositivity was 30.7{\%} (95{\%}CI: 27-34{\%}); 5.8{\%} had detectable KSHV-VL (median 199.1; range: 13.4-2.2x106 copies/106 cells); 22{\%} died. Elevated KSHV-VL was associated with mortality (adjusted OR=6.5 [95{\%}CI: 1.3, 32.4]) in patients without tuberculosis or other microbiologically confirmed co-infections (n=159). Six patients had “possible KSHV-inflammatory cytokine syndrome (KICS)”: five died, representing significantly worse survival (p{\textless}0.0001), and one was diagnosed with KSHV-associated multicentric Castleman disease at autopsy. Conclusion Given the association of mortality with elevated KSHV-VL in critically ill HIV-infected patients with suspected but not microbiologically confirmed tuberculosis, KSHV-VL and KICS criteria may guide diagnostic and therapeutic evaluation.},
author = {Blumenthal, Melissa J and Schutz, Charlotte and Barr, David A and Locketz, Michael and Marshall, Vickie and Whitby, Denise and Katz, Arieh A and Uldrick, Thomas and Meintjes, Graeme A and Sch{\"{a}}fer, Georgia},
doi = {10.1093/infdis/jiz180},
file = {:C$\backslash$:/Users/01462563/AppData/Local/Mendeley Ltd./Mendeley Desktop/Downloaded/Blumenthal et al. - 2019 - The contribution of Kaposi's Sarcoma–associated herpesvirus to mortality in hospitalized Human Immunodeficien.pdf:pdf},
issn = {0022-1899},
journal = {The Journal of Infectious Diseases},
keywords = {OA,fund{\_}ack,original},
mendeley-tags = {OA,fund{\_}ack,original},
month = {apr},
number = {5},
pages = {841--851},
pmid = {31004430},
title = {{The contribution of Kaposi's Sarcoma–associated herpesvirus to mortality in hospitalized Human Immunodeficiency Virus–infected patients being investigated for tuberculosis in South Africa}},
url = {https://academic.oup.com/jid/advance-article/doi/10.1093/infdis/jiz180/5475547},
volume = {220},
year = {2019}
}

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