Cervix. The mainstay of screening for uterine carcinoma is the Papanicolaou (Pap) smear. For Pap examination of the cervix, material is best obtained directly from the cervix by some type of scraping technique. Vaginal irrigation or vaginal pool smears are reported to be only 50%–75% as accurate as cervical scrape for detection of cervical carcinoma. […]