نتایج جستجو برای: cervical cytology
تعداد نتایج: 104147 فیلتر نتایج به سال:
In many developed countries, a cervical cytology screening programme has been implemented in order to reduce the incidence of cervical cancer. Although cytology screening has proven to be effective, its performance is not optimal. Several studies have shown that the cytology test reveals a high rate of false negative rates. Since infection with human papillomavirus (HPV) is the primary cause of...
BACKGROUND: The accuracy of cervical cytology has been quwstioned due to high false negative rate. In order to improve the sensitivity of cytology it is prudent to analyze the factors which hamper with the diagnosis of high grade lesions. AIMS: To study the cyto-histologic agreement in High grade squamous intraepithelial lesions (HSIL) of uterine cervix and to analyze the smear characteristics ...
OBJECTIVES To predict the incremental lifetime effects, costs, and cost effectiveness of using human papillomavirus testing to triage women with borderline or mildly dyskaryotic cervical smear results for immediate colposcopy. DESIGN Modelling study. SETTING Three centres participating in NHS pilot studies, United Kingdom. Population Women aged 25-64 with borderline or mildly dyskaryotic ce...
XPD and XRCC1 gene polymorphism in patients with normal and abnormal cervical cytology by pap smear.
AIM The purpose of the present study was to identify the role of abnormalities in DNA repair pathways by measuring the XPD and XRCC1 gene polymorphisms. MATERIALS AND METHODS Thirty-five patients with abnormal cervical cytology (study group) and 10 women with normal cytology (control group) were included in the study. The polymorphisms of XRCC1 Arg194Trp, XRCC1 Arg399Gln and XPD Lys751Gln gen...
OBJECTIVE To compare the performance of patient- and physician-obtained cytology and human papillomavirus (HPV) testing for the detection of high-grade cervical intraepithelial neoplasia. METHODS A cross-sectional study was performed involving 334 women seen at three colposcopy clinics (Tucson, Arizona; Hermosillo, Mexico; and Lima, Peru). All women used a cytobrush to self-collect specimens ...
OBJECTIVE To assess the performance and impact of primary human papillomavirus (HPV) DNA screening with cytology triage compared with conventional cytology on cervical cancer and severe pre-cancerous lesions. DESIGN Randomised trial. SETTING Population based screening programme for cervical cancer in southern Finland in 2003-5. PARTICIPANTS 58 076 women, aged 30-60, invited to the routine...
Invasive cervical cancer still represents one of the major issues of preventive oncology either in developed countries or in developing countries, accounting for the fourth leading cause of cancer related deaths in women worldwide and the second leading cause of deaths in women in developing countries [1]. It is the greatest cause of cancer death in women in sub saharan Africa, even outstrippin...
OBJECTIVE The aim of this research is to implement and reliably evaluate primary human papillomavirus (HPV) screening in an established and routinely running organised, large-scale population-based screening programme. PARTICIPANTS Resident women in the Stockholm/Gotland region of Sweden, aged 56-60 years were randomised to either (1) screening with cervical cytology, with HPV test in triage ...
BACKGROUND Cervical cancer can be prevented by early detection and treatment for precancerous lesions. Since 1995, there has been a national cervical cancer screening program in Norway, where women aged 25-69 years are recommended to take Pap smears every three years. There are 17 cytology laboratories covering a population of 5 million people. The detection rate of cervical abnormalities varie...
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