The first of three sections of the small intestine, the duodenum, produces large quantities of mucus to protect the intestinal lining from acid in the chyme. Measuring about 20 feet (6 meters ...

Fact checked by Nick Blackmer Remi Bader rose to fame as a plus-sized, body-positive influencer known for sharing deeply ...

A stomach ulcer, also called a peptic ulcer, is a sore that forms in the lining of your stomach or in the first part of your small intestine (duodenum). Ulcers are most often caused by either a ...

The procedure includes the removal of 80 percent of the stomach in order to create a “tube-shaped sleeve,” as well separating the top part of the small intestine called the duodenum and moving ...

In the woman’s case, the endoscopy showed “the presence of live nematodes [worms] in the descending portion of the patient’s duodenum,” which is the beginning of the small intestine.

In contrast to BPD and JIB in which the entire duodenum and jejunum are effectively bypassed, patients who undergo RYGB lose only 100–200 cm of proximal small bowel absorptive length ...