A definite pathologic process with a characteristic set of signs and symptoms. It may affect the whole body or any of its parts, and its etiology, pathology, and prognosis may be known or unknown.
Diseases
D004240
Diverticulum
A pouch or sac developed from a tubular or saccular organ, such as the GASTROINTESTINAL TRACT.
Diverticulosis,Diverticula
D004378
Duodenal Diseases
Pathological conditions in the DUODENUM region of the small intestine (INTESTINE, SMALL).
The shortest and widest portion of the SMALL INTESTINE adjacent to the PYLORUS of the STOMACH. It is named for having the length equal to about the width of 12 fingers.