Pediatric Gastroenterology Glossary
100 terms total — 24 showing — Last updated 15 Sep 2026
Alagille syndrome
A genetic disorder affecting the liver, heart, and other organs, characterized by bile duct paucity.
contrast enema
Radiological examination using contrast material introduced through the rectum to visualize the colon.
DIOS
A complication of cystic fibrosis involving thick secretions causing partial or complete small bowel obstruction.
Duhamel procedure
Surgical technique for Hirschsprung disease involving retrorectal pull-through with side-to-side anastomosis.
duodenal atresia
A congenital obstruction of the duodenum due to failure of recanalization during embryonic development.
duodenal hematoma
Accumulation of blood within the duodenal wall, often resulting from blunt abdominal trauma.
duodenal web
Congenital membrane partially obstructing the duodenal lumen.
duodenojejunostomy
Surgical connection between the duodenum and jejunum to bypass obstructed segments of small bowel.
EA
Esophageal atresia, a congenital condition where the esophagus ends in a blind pouch.
EEN
First-line treatment for pediatric Crohn's disease using exclusive nutritional therapy without solid food.
elemental diet
Nutritional therapy using pre-digested nutrients that require minimal digestive processing.
elemental formula
A specialized enteral nutrition product containing pre-digested nutrients for patients with severe malabsorption or infl...
enteral autonomy
Achievement of complete nutritional independence through the gastrointestinal tract.
enterocolostomy
Surgical connection between small bowel and colon, typically for congenital anomalies.
enterostomy
Surgical creation of an opening between the small intestine and the abdominal wall for diversion or feeding.
eosinophilic esophagitis
A chronic inflammatory disorder characterized by eosinophilic infiltration of the esophageal epithelium causing feeding...
ERCP
An endoscopic procedure combining upper endoscopy with contrast injection to visualize and treat biliary and pancreatic...
fecal calprotectin
Biomarker used to detect intestinal inflammation and monitor inflammatory bowel disease activity.
FODMAP
Group of fermentable carbohydrates that can trigger gastrointestinal symptoms in sensitive individuals.
FTT
Failure to thrive; inadequate physical growth in children falling below expected developmental parameters.
fundoplication
Surgical wrapping of the gastric fundus around the esophagus to prevent reflux.
ganglion cells
Nerve cell bodies in the enteric nervous system whose absence defines Hirschsprung disease.
gastroparesis
Delayed gastric emptying without mechanical obstruction, causing chronic digestive symptoms.
gastropexy
Surgical fixation of the stomach to prevent gastric volvulus or malposition.
gastroschisis
A congenital abdominal wall defect where intestines protrude through an opening beside the umbilicus without a protectiv...