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HPV prevalence and concordance in the cervix and oral cavity of pregnant women
Journal article   Open access   Peer reviewed

HPV prevalence and concordance in the cervix and oral cavity of pregnant women

E M Smith, J M Ritchie, J Yankowitz, D Wang, L P Turek and T H Haugen
Infectious diseases in obstetrics and gynecology, Vol.12(2), pp.45-56
06/2004
DOI: 10.1080/10647440400009896
PMCID: PMC1784596
PMID: 15739817
url
https://doi.org/10.1080/10647440400009896View
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Abstract

This investigation examined human papillomavirus (HPV) in pregnant women in order to characterize viral prevalence, types and concordance between infection in the cervix and in the oral cavity. A total of 577 pregnant women seeking routine obstetric care were evaluated for HPV infection in their cervix during gestation and immediately before delivery, and in the oral cavity during gestation. Male partners present during the gestational clinic visit also provided a specimen from their oral cavity. HPV assessment was performed by PCR, dot blot hybridization and DNA sequencing. A sexual and health questionnaire was completed by the pregnant women. HPV prevalence in women was 29% in the cervix and 2.4% in the oral cavity. Among those with both gestational and delivery specimens, 35% were infected at least once and 20% had infection at both intervals. At delivery, 68% of infected women had an oncogenic HPV type in the cervix. There was no type-specific HPV concordance between the two cervical specimens, nor cervical and oral results in women, nor with cervical and oral findings between partners. The lack of association in HPV positivity and types between the cervix and oral cavity in these women suggests that self-inoculation is uncommon. This source of infection does not appear to be from oral contact with a current male partner, since there also was no concordance between partners. These results suggest either other modes of HPV transmission or differences in susceptibility to HPV infection or its clearance in the oral cavity and genital mucosa.
Pregnancy Complications, Infectious - virology Cervix Uteri - virology Humans Papillomavirus Infections - epidemiology DNA, Viral - analysis Immunoblotting Male Vaginal Smears Papillomaviridae - isolation & purification Sequence Analysis, DNA Papillomaviridae - genetics Pregnancy DNA, Viral - chemistry Delivery, Obstetric Mouth - virology Papillomaviridae - classification Polymerase Chain Reaction Adult Female Surveys and Questionnaires Sexual Partners Papillomavirus Infections - transmission

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