Medical Term:

vaginal intraepithelial neoplasia

 

Definition: preinvasive squamous cell carcinoma (carcinoma in situ) limited to vaginal epithelium; like vulvar or cervical intraepithelial neoplasia, graded histologically on a scale from 1 to 3 or subdivided into low-grade and high-grade intraepithelial malignancy; usually related to human papillomavirus infection; may progress to invasive carcinoma.

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