Esophageal Submucosal Gland Duct Adenoma

**Semantic type:** Neoplastic Process

**Definition:** A very rare benign tumor that arises from the submucosal glands of the esophagus. It is characterized by the presence of glandular cysts, multilayered epithelium, and inflammation. It is not related to Barrett esophagus.

**Synonyms:** - ESGDA