Medically reviewed by Qin Rao, MD Symptoms of GI bleeding include stomach pain, vomiting blood, or having black, tarry stool.Peptic ulcers are the leading cause of upper GI bleeding, while ...

Researchers identified and characterized rare cell types in the esophagus, stomach and upper part of the small intestine, using single cell RNA sequencing. They provide detailed gene expression ...

Bleeding in the upper gastrointestinal tract occurs more than 10 times as often in kidney failure patients than in individuals in the general population. Upper gastrointestinal bleeding causes serious ...