The small intestine is the largest organ of the digestive system, linking the stomach to the large intestine. It digests food and absorbs nutrients.

The small intestine plays a key role in digestion. Find out more about the organ's anatomy, function, and associated diseases.

An Indian man who complained to doctors of abdominal discomfort was found to have a live cockroach in his small intestine.

Those afflicted often experience gastrointestinal symptoms like stomach pain, bloating, constipation, gas and diarrhea. But ...

In order to solve the problem of small amount of labeled data and low segmentation accuracy of CT images of small intestinal tumors, a self-supervised learning-based image segmentation model ...

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.

Representative images of sections (from L-R) of the lung, liver, and small intestine from control (upper panel) and knockout mice (lower panel) which displayed clinical signs.

Hart shows off his gnarly stomach stitches in additional photos, before praising his wife for taking "charge at the hospital" and their kids for visiting him. Carey Hart is once again apologizing ...

Stock image of a cockroach. Credit : Getty Images A 23-year-old man who sought medical care for pain and indigestion discovered that the source of his agony was a cockroach in his small intestine.

However, it has not been established whether the morphology of the mucosa of the small intestine is abnormal in vitamin B 12 deficiency not associated with primary disease of the small intestine ...