Prevalence of Abnormal Papanicolaou Smear in Pregnant Women at Phramongkutklao Hospital

ObjectiveTo determine the prevalence of abnormal Papanicolaou smear in pregnant women who attended the antenatal care clinic at Phramongkutklao Hospital, the prevalence of risk factors of cervical cancer in pregnant women and the results of the organism on Papanicolaou smear with pregnancy outcome. Material and Method A prospective analysis was performed on 384 pregnant women who attended the antenatal care clinic at Phramongkutklao hospital between 1 September 2006 and 1 May 2007. Participants were recruited for Papanicolaou smear, and followed until delivery. Data collection included demographic characteristics, risk factors of cervical cancer, results of Papanicolaou smear and outcomes of pregnancy. ResultsFrom 384 cases, the prevalence of abnormal Pap smear was 38%; candida spp. 23.4%, bacterial vaginosis 14.0%, trichomonas spp. 0.2%, and low-grade squamous intraepithelial lesion (LSIL) or LSIL with HPV 0.4 %. Risk factors found in pregnant women with preinvasive lesion were husband with multiple partners and smoking. Pregnant women with preterm birth and PROM occurred in women with candida spp 21.9% and 5.9% whereas bacterial vaginosis 9.4 % and 4.4%. Conclusion Prevalence of abnormal Pap smear was 38%