Volvulus is a condition that occurs when your bowel (which makes up your small intestine, colon, and rectum) twists around itself, causing a bowel blockage. This twist can block blood flow to the ...

Volvulus: A medical condition where the intestine ... Duodenum: The first part of the small intestine, which plays a crucial role in digestion. Upper gastrointestinal series (UGI): A series ...