This story is part of a series exploring human anatomy and physiology complexities. Each story in this collection showcases discoveries reshaping our understanding of the body's inner workings, ...

The small intestine is composed of duodenum, jejunum and ileum (left). IgA deficiency causes distortion of the gut microbiota, especially in the ileum, and inflammatory cytokines are secreted from T ...

The gut microbiome is an important ecosystem of microbes that lives in each one of us, and its strength affects our overall health. However, the small intestine is an underappreciated part of the gut ...

An enteroscopy is a procedure that uses a flexible tube called an endoscope to examine inside the small intestine. Enteroscopy is a nonsurgical procedure to diagnose and manage conditions of the small ...

Brooke ileostomy consists of pulling the end part of the small intestine through a cut in the abdomen to allow the bowels to empty while bypassing the large intestine and the colon. An ileostomy is a ...

Knocking out a single gene reprograms part of the large intestine to function like the nutrient-absorbing small intestine. In a preclinical study, Weill Cornell Medicine investigators showed that the ...

Small intestine lymphoma occurs when non-Hodgkin’s lymphoma affects the small intestine. It can cause abdominal pain, weight loss, and fever. Treatment involves chemotherapy, surgery, or radiation ...