Seroprevalence of Cytomegalovirus Infection Among HIV-Infected and HIV-Uninfected Pregnant Women Attending Antenatal Clinic in Harare, Zimbabwe.

Abstract:

:This study aimed to investigate the seroprevalence of cytomegalovirus (CMV) infection and risk factors associated with CMV acquisition among pregnant women in Zimbabwe. In a cross-sectional study, pregnant women were recruited in late gestation, seeking antenatal care at council clinics in three high-density suburbs in Harare, Zimbabwe. Anti-CMV IgM and IgG antibodies were quantified in serum using an enzyme-linked immunosorbent assay. Antibody avidity tests were used to distinguish active infection from viral reactivation in anti-CMV IgM-positive cases. Five hundred and twenty four women were recruited: 278 HIV infected and 246 HIV uninfected. Current or active CMV infection defined as IgM positive+low avidity was detected in 4.6% (24/524), 95% confidence interval (CI): 3-6.9 in all women, 5.8% (16/278) in the HIV infected and 3.3% (8/246), 95% CI: 1.4-6.3 in the HIV uninfected. IgG seroprevalence was 99.6% (522/524), 95% CI: 98.6-99.9 in all women. Notably, the difference in the prevalence of active CMV infection between the HIV-infected and HIV-uninfected women was not statistically significant (p = 0.173). The study shows a low prevalence of primary or active CMV infection among the pregnant women, but the IgG seroprevalence suggests high previous CMV exposure. Importantly, CMV seroprevalence was not associated with the HIV status of the women, perhaps due to the ubiquitous exposure of the population to CMV.

journal_name

Viral Immunol

journal_title

Viral immunology

authors

Mhandire D,Duri K,Kaba M,Mhandire K,Musarurwa C,Chimusa E,Munjoma P,Mazengera L,Stray-Pedersen B,Dandara C

doi

10.1089/vim.2019.0024

subject

Has Abstract

pub_date

2019-09-01 00:00:00

pages

289-295

issue

7

eissn

0882-8245

issn

1557-8976

journal_volume

32

pub_type

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