Low Grade Intraepithelial Neoplasia

**Semantic type:** Neoplastic Process

**Definition:** A precancerous neoplastic process that affects the squamous, glandular, or transitional cell epithelium without evidence of invasion. It is characterized by the presence of mild epithelial dysplasia.

**Synonyms:** - Grade 1 Intraepithelial Neoplasia - Grade I Intraepithelial Neoplasia - Mild Epithelial Dysplasia