TAILIEUCHUNG - Intraepithelial Neoplasia Part 14

Tham khảo tài liệu 'intraepithelial neoplasia part 14', khoa học tự nhiên, công nghệ sinh học phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 16 Cytology of Cervical Intraepithelial Glandular Lesions Ana Ovanin-Rakic Department of Gynecologic Cytology Department of Gynecologic and Perinatal Pathology Zagreb Croatia 1. Introduction Cytology of the cervix has been properly recognized and accepted in the detection and follow-up of squamous intraepithelial lesions whereas its role in endocervical cylindrical epithelium is less well defined. Glandular lesions of the cervix uteri have been showing a rising incidence for the last 20 years especially among young women Nieminen et . This trend could be attributed to several factors better diagnosis with more appropriate techniques of sampling and specimen preparation for both cytological and histological analysis better recognition of precursor lesions changes in nomenclature evolving methods of treatment and an improved understanding of morphological features having all led to the development of criteria for the diagnosis of early dysplastic lesions. Another reason for the observed rise is the increased prevalence of these lesions. As the major purpose of the Papanicolaou smear tests is the earliest possible diagnosis of cervical cancer and its precursors both cervix and endocervix must be adequately sampled as the most common sites of these lesions. The best time for obtaining a smear is midcycle . two weeks after the first day of the last menses. Ideally the woman should not have had intercourse used douches vaginal medication or vaginal contraceptives 48 hours prior to obtaining a smear. It is vital that detailed clinical information be provided to the cytology laboratory. This information should include date of the last menstrual period results of previous Papanicolaou smears history of fertility treatments or hormone therapy history of abnormal bleeding usage of intrauterine contraceptive devices history of malignancy of female genitalia of hysterectomy radiation and the results of any previous cervical biopsy. The accuracy of clinical cytology .

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