Vaginal Intraepithelial Neoplasia 1

**Semantic type:** Neoplastic Process

**Definition:** Vaginal intraepithelial neoplasia characterized by the presence of koilocytosis and disorganization and thickening of the basal layer.

**Synonyms:** - Grade 1 Vaginal Intraepithelial Neoplasia - Grade I Vaginal Intraepithelial Neoplasia - Intraepithelial Neoplasia of Vagina Grade 1 - Intraepithelial Neoplasia of the Vagina Grade 1 - Low Grade VAIN - Low Grade Vaginal Intraepithelial Neoplasia - Low Grade Vaginal Squamous Intraepithelial Lesion - Low-Grade Vaginal Squamous Intraepithelial Lesion - VAIN 1 - VAIN Grade 1 - Vaginal Intraepithelial Neoplasia Grade 1 - Vaginal LSIL - Vaginal Low Grade Squamous Intraepithelial Lesion - Vaginal Low-Grade Squamous Intraepithelial Lesion