Ulcer

(UL-sur) A sore on the skin surface or on the stomach lining.

 

Ulcerative Colitis

(UL-sur-ay-tuv koh-LY-tis) A serious disease that causes ulcers and irritation in the inner lining of the colon and rectum. See also Inflammatory Bowel Disease (IBD).

 

Upper GI Endoscopy

(UH-pur jee-eye en-DAW-skuh-pee) Looking into the esophagus, stomach, and duodenum with an endoscope. See also Endoscopy.

 

Upper GI Series

(UH-pur jee-eye SEE-reez) X-rays of the esophagus, stomach, and duodenum. The patient swallows barium first. Barium makes the organs show up on x-rays. Also called barium meal.

 

Urea Breath Test

(yoo-REE-uh breth test) A test used to detect Helicobacter pylori infection. The test measures breath samples for urease, an enzyme H. pylori makes.