Atypical Endometrial Hyperplasia

**Semantic type:** Pathologic Function

**Definition:** An endometrial hyperplasia characterized by cytologic and architectural changes which may lead to endometrial carcinoma. Despite the atypical features and possible course, there is debate on whether to consider this a neoplasm. The relationship with endometrial intraepithelial neoplasia is also unclear.

**Synonyms:** - Atypical Hyperplasia of Endometrium - Atypical Hyperplasia of the Endometrium - Endometrial Hyperplasia with Atypia