Definitions and Epidemiology Print Section Listen Celiac disease (CD) is “a permanent sensitivity to gluten in wheat and related proteins found in barley and rye, occurring in genetically susceptible individuals,…

Key Concepts Print Section Listen • Gastroesophageal reflux (GER) frequently resolves most commonly by 1 year of age. However, gastroesophageal reflux disease (GERD) can become a chronic condition in some children….

Definitions Print Section Listen Intestinal atresia (from Greek meaning “non-perforated”) denotes a complete obliteration of the intestinal lumen and is commonly used to describe congenital conditions. Intestinal webs, which are…

Definitions and Epidemiology Print Section Listen Short bowel syndrome (SBS) is a disorder of malabsorption resulting from significant small bowel loss secondary to congenital disease or surgical resection. The incidence…

Definitions and Epidemiology Print Section Listen Food allergy is a common problem in the pediatric age group, one that has numerous manifestations and touches on many organ systems. As such,…

Definitions and Epidemiology Print Section Listen Gastritis is an inflammatory process associated with gastric mucosal injury. It is usually classified by histologic features (atrophic or non-atrophic, chemical, granulomatous, eosinophilic, lymphocytic,…

Endoscopy: Introduction Print Section Listen Gastrointestinal endoscopy involves examining the inside of the gastrointestinal tract using a lighted flexible or rigid instrument called an endoscope. An endoscope is generally introduced…

Imaging Techniques Print Section Listen Imaging Techniques: Introduction Imaging provides significant contribution in evaluation, diagnosis, and follow-ups of pediatric gastrointestinal (GI) problems. Children truly are not merely small adults, and…

Esophageal pH and Impedance Monitoring: Introduction Print Section Listen Gastroesophageal reflux (GER), defined as the passage of gastric contents into the esophagus, occurs on a daily basis as a normal…

Constipation: Introduction Print Section Listen Constipation is a common problem in childhood and is one of the most frequent reasons for a referral to pediatricians. It is termed functional or…