GASTROENTEROLOGY – DUODENAL ATRESIA

Due to failure to recanalize the lumen during the 4th-5th week of gestation 25-40% of all intestinal atresias; 50% are prematures; obstruction usually distal to the ampulla of Vater; may have other congenital anomalies Hallmark: bilious vomiting without abdominal distention[...]

GASTROENTEROLOGY – MANIFESTATIONS OF ESOPHAGEAL DISEASE

 Abnormal retrograde movement of gastric contents (reflux, regurgitation, vomiting)  Pain in the chest unrelated to swallowing (“heartburn”)  Pain during swallowing (odynophagia)  Difficulty swallowing (dysphagia)   THE ESOPHAGUS Causes of dysphagia: 1. Incomplete occlusive esophageal obstruction (by[...]

GASTROENTEROLOGY-MAJOR SIGNS & SYMPTOMS OF GI DISORDERS

I. DYSPHAGIA – due to a structural defect or motility disorder; most nonstructural causes are due to motility abnormalities of the oropharynx or the esophagus   II. REGURGITATION – effortless movement of stomach contents into the esophagus and mouth  [...]