High Grade Esophageal Glandular Intraepithelial Neoplasia

**Semantic type:** Neoplastic Process

**Definition:** Esophageal glandular intraepithelial neoplasia characterized by architectural abnormalities and dysplasia involving both the lower and the upper half of the esophageal glandular epithelium.

**Synonyms:** - Esophageal High-Grade Glandular Intraepithelial Neoplasia - Esophageal glandular dysplasia (intraepithelial neoplasia), high grade - High-Grade Esophageal Glandular Dysplasia - High-Grade Esophageal Glandular Intraepithelial Neoplasia