C2917Level 5

Carcinoma In Situ

**Semantic type:** Neoplastic Process

**Definition:** A malignant epithelial neoplasm which is confined to the epithelial layer without evidence of further tissue invasion.

**Synonyms:** - CARCINOMA, IN SITU, MALIGNANT - CIS - CIS - Carcinoma in situ - Carcinoma in situ, unspecified - Epithelial Tumor, In situ, Malignant - Intraepithelial Carcinoma - Intraepithelial Carcinoma - Non-invasive Carcinoma - Non-invasive Carcinoma - Preinvasive - Preinvasive Cancer - carcinoma in situ - stage 0 disease

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C4123Adenocarcinoma In Situ

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