Carcinoma in Situ
Synonyms
Carcinoma, Intraepithelial
Carcinoma, Preinvasive
Intraepithelial Carcinoma
Intraepithelial Neoplasm
Intraepithelial Neoplasms
Neoplasm, Intraepithelial
Neoplasms, Intraepithelial
Preinvasive Carcinoma
A lesion with cytological characteristics associated with invasive carcinoma but the tumor cells are confined to the epithelium of origin, without invasion of the basement membrane.