vagina

High grade squamous intraepithelial lesion of the vagina

High grade squamous intraepithelial lesion (HSIL) is a precancerous disease caused by human papillomavirus (HPV). It is composed of abnormal squamous cells that have been infected and transformed by the virus. Squamous cells are found in a thin layer of tissue called the epithelium which covers the inside surface of the vagina. There are many …
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Low grade squamous intraepithelial lesion of the vagina

Low grade squamous intraepithelial lesion (LSIL) in the vagina is an abnormal growth caused by infection with human papillomavirus (HPV). The abnormal growth seen in LSIL is an example of dysplasia. In addition to the vagina, LSIL can also affect the anal canal, vulva, and cervix. In men, LSIL can affect the penis and scrotum. …
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