Catalog
High grade squamous intraepithelial lesion of vulva, HPV-associated
Link to WHO Definition
High grade squamous intraepithelial lesion of vulva, HPV-associated – http://id.who.int/icd/entity/482153699
Squamous intraepithelial lesions (SILs) of the vulva (also known as vulvar intraepithelial neoplasia [VIN]), HPV-associated, are proliferations of squamous cells driven by HPV infection, showing maturation abnormalities and nuclear hyperchromasia that do not extend beyond the basement membrane.