Ebook Murtagh''s general practice (5th edition): Part 2
➤ Gửi thông báo lỗi ⚠️ Báo cáo tài liệu vi phạmNội dung chi tiết: Ebook Murtagh''s general practice (5th edition): Part 2
Ebook Murtagh''s general practice (5th edition): Part 2
Part5 I Women's health8g Cervical cancer and Pap smearsIf all tvomen have regular Pap imean. one every two yean. we can prevent 90% of all cervical ca Ebook Murtagh''s general practice (5th edition): Part 2ancen.Dr Cakhihe MtOLfY, ĨIMÍ, 24 April 1995® Cervical cancerCervical cancer is a common malignancy in women worldwide, especially in the developing countries; it is the sixth most common in Australia' and Mwcnth in the US? The incidence of invasive cervical cancer rises steadily from age 20 to 50 a Ebook Murtagh''s general practice (5th edition): Part 2nd then remains relatively steady.The most common form of cervical cancer is squamous cell carcinoma (SCC) 85-90%. with adenocarcinoma representing 10Ebook Murtagh''s general practice (5th edition): Part 2
-15%?A Striking epidemiological feature about cervical cancer is that it is a disorder related to sexual activity. Il is almost non-existent m virginsPart5 I Women's health8g Cervical cancer and Pap smearsIf all tvomen have regular Pap imean. one every two yean. we can prevent 90% of all cervical ca Ebook Murtagh''s general practice (5th edition): Part 2icate dial cervical cancer is a sexually transmitted disorder (see Table 89.1).Table 89.1 Cervical cancer and risk factorsAgeIncreasedAfter 55SexualityIncreasedWith multiple and/ or promiscuous sex partners Early age for first intercourse Farly age first pregnancyVirusesIncreasedAfter herpes II or w Ebook Murtagh''s general practice (5th edition): Part 2art virus infection (probable)OccupationIncreasedIn prostitutes (decreased in nuns)ParityIncreasedMulti paritySocioeconomic statusIncreasedWith low soEbook Murtagh''s general practice (5th edition): Part 2
cioeconomicstatusFacts and figures•Invasive cervical cancer is almost unknown in women under the age of 20. and very rare before age 25.•I here arc twPart5 I Women's health8g Cervical cancer and Pap smearsIf all tvomen have regular Pap imean. one every two yean. we can prevent 90% of all cervical ca Ebook Murtagh''s general practice (5th edition): Part 2 cervical cancer takes at least a decade to develop from a focus of a cervical squamous intraepithelial lesion.4•see of the cervix occurs almost exclusively in women who have had coitus.•I he earlier the age of first intercourse, the greater the chance of developing cervical cancer.•Invasive cervica Ebook Murtagh''s general practice (5th edition): Part 2l cancer is a disease for which definite curable premalignant lesions can be identified using a Papanicolaou (Pap) smear as a screening test.•The inciEbook Murtagh''s general practice (5th edition): Part 2
dence of cervical cancer has been decreased significantly through the screening procedures of the Pap smear, colposcopy and colposcopically directed cPart5 I Women's health8g Cervical cancer and Pap smearsIf all tvomen have regular Pap imean. one every two yean. we can prevent 90% of all cervical ca Ebook Murtagh''s general practice (5th edition): Part 2and forward it to the best possible cytology laboratory.•Despite the availability of liquid-based smears, a well-taken conventional Pap smear is still a very good screening test.•New methods of laboratory examination of the smear include PAPNET, which involves computer scanning of the smear, and Thi Ebook Murtagh''s general practice (5th edition): Part 2nPrep, whereby a liquid based sample is prepared.Basic pathologyrhe focus of attention is the transformation zone (see Fig. 89.11 where columnar cellsEbook Murtagh''s general practice (5th edition): Part 2
lining the endocervical canal undergo metaplasia to squamous cells—in the region of the squamocolumnar junction. It IS important clinically to realisPart5 I Women's health8g Cervical cancer and Pap smearsIf all tvomen have regular Pap imean. one every two yean. we can prevent 90% of all cervical ca Ebook Murtagh''s general practice (5th edition): Part 2 endocervical canal. This is aFigure 89.1 The transformation zone: it is vital that cells are taken from this zone w th Pap smearsfeature in postmenopausal women |see Fig. 89.2). As squamous cell carcinoma almost always arises in the transformation zone, it is vital that cells are taken from it when Ebook Murtagh''s general practice (5th edition): Part 2 performing a Pap smear.Cervical intraepithelial neoplasiaCellular changes can occur in the transformation zone for a variety of reasons, including inEbook Murtagh''s general practice (5th edition): Part 2
vasion with human papillomavirus (HPV). One such important change is cervical dysplasia, previously known as cervical intraepithelial neoplasia (CIN)aPart5 I Women's health8g Cervical cancer and Pap smearsIf all tvomen have regular Pap imean. one every two yean. we can prevent 90% of all cervical ca Ebook Murtagh''s general practice (5th edition): Part 2cer.Part5 I Women's health8g Cervical cancer and Pap smearsIf all tvomen have regular Pap imean. one every two yean. we can prevent 90% of all cervical caGọi ngay
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