Brunner'S Gland Hyperplasia Causing Gastric Outlet Obstruction In A 3-Year-Old Child

A previously well 3-year-old girl presented with a 3-month history of progressive, non-bilious vomiting with weight loss. On examination, the abdomen was distended but non-tender; she was euvolemic. Blood tests including amylase and tissue transglutaminase IgA were normal. Abdominal radiograph and ultrasound scan (USS) were non-specific, with a distended stomach seen. A water-soluble contrast study identified delayed gastric emptying. At oesophagogastroduodenoscopy (OGD), a rosette-like mass …