C172706Level 9

High Grade Anal Intraepithelial Neoplasia

**Semantic type:** Neoplastic Process

**Definition:** Anal canal or perianal skin intraepithelial neoplasia with moderate or severe dysplasia.

**Synonyms:** - Anal Intraepithelial Neoplasia 2/3 - High Grade Anal Squamous Dysplasia - High Grade Anal Squamous Intraepithelial Neoplasia - High-Grade Anal Intraepithelial Neoplasia

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C157575Anal Intraepithelial Neoplasia 3

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