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The Papanicolaou test (abbreviated as Pap test, also known as Pap smear (AE), [1] cervical smear (BE), cervical screening (BE), [2] or smear test (BE)) is a method of cervical screening used to detect potentially precancerous and cancerous processes in the cervix (opening of the uterus or womb) or, more rarely, anus (in both men and women). [3]
[15] (see diagram) The device has two main functions: a) to take a normal Pap smear with a cervical brush or a cytology brush; and b) as an internal colposcope so that the operator can pivot the Veda-scope to view any part of the vagina barrel and cervix facilitated by an internal light source that can illuminate the vaginal wall and cervix ...
Normal cervical cells in a Pap smear. In the conventional Pap smear, the collected cells are smeared on a microscope slide, and a fixative is applied. The slide is evaluated in a pathology lab to identify cellular abnormalities. Accuracy of conventional cytology report: [10] sensitivity: 55% to 88%; specificity: 71% to 94%
Currently, the pap smear — in which cells taken from the cervix are examined by a doctor “for cervical cancer or cell changes,” per the National Cancer Institute — is the recommended ...
Papanicolaou stain (also Papanicolaou's stain and Pap stain) is a multichromatic (multicolored) cytological staining technique developed by George Papanicolaou in 1942. [ 1 ] [ 2 ] [ 3 ] The Papanicolaou stain is one of the most widely used stains in cytology , [ 1 ] where it is used to aid pathologists in making a diagnosis.
In a pap smear, a gynecologist uses a speculum to open the walls of the vagina, and then uses an instrument to collect cells from the cervix. As the Mayo Clinic notes, it “may feel uncomfortable ...
For decades, a Pap smear has been the standard way to detect cervical cancer. The uncomfortable and, for some, painful procedure entails using a small brush or spatula to lightly scrape the cervix ...
The Pap smear was developed by Georgios Papanikolaou in 1928. [50] A LEEP procedure using a heated loop of platinum to excise a patch of cervical tissue was developed by Aurel Babes in 1927. [51] In some parts of the developed world including the UK, the Pap test has been superseded with liquid-based cytology. [52]