Pyloric Gland Adenoma

**Semantic type:** Neoplastic Process

**Definition:** An adenoma that arises from the digestive system and is characterized by the presence of uniform back-to-back mucinous glands forming tubular structures. It is usually located in the stomach, but has also been described in the duodenum, gallbladder, bile duct, pancreatic duct, rectum, and esophagus.

**Synonyms:** - PGA