Darrin Carlson's chronic anemia was a telltale sign he might have internal bleeding. Doctors gave him X-rays, a colonoscopy and an endoscopy to try to find the source of his abdominal bleeding -- all ...

Medically reviewed by Kumkum S. Patel, MD Key Takeaways Villi are tiny projections in the small intestine that absorb ...

If your IBS symptoms never quite add up, it might be because your gut is juggling more than one problem at once. If you have ...

Chinese Medical Journals Publishing House Co., Ltd. The small intestine is not only essential for digestion and nutrient absorption but also for immune regulation and maintaining a balanced microbial ...

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 clinical presentation of gastrointestinal stromal tumours (GISTs) can vary and can be attributed to tumour mass effect or gastrointestinal haemorrhage. We present the rare case of a female in her ...

Microbiome research to date has been much like the parable of the blind men and the elephant. How much can be said about an elephant by examining just its tail? Researchers have studied what is most ...

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 ...

As in symptomatic Crohn’s disease, inflammation is occurring in the digestive tract, but symptoms may be subtle or even absent, leaving people with the condition unaware that anything is wrong. It can ...

Hirschsprung disease and meconium ileus both disrupt bowel movements and can require urgent medical attention. The two conditions have different causes and treatments. Hirschsprung disease happens ...