Medically reviewed by Qin Rao, MD Gastrointestinal (GI) bleeding is a symptom of a disease, condition, or injury affecting any part of the gastrointestinal tract. The GI tract includes the esophagus, ...

Finding blood in stool can be concerning, but the cause may be relatively harmless. Here, learn about the causes in adults and children and when to seek help.

Blood in the stool may be noticed after a bowel movement or following a test arranged by a doctor. It denotes the presence of bleeding somewhere within the gastrointestinal tract, comprising the ...

Upper gastrointestinal bleeding in this condition can result from lesions that are a direct consequence of the underlying HIV infection (e.g. bleeding from AIDS-defining tumors such as NHL and ...

A 40-year-old male was admitted for evaluation of recurrent gastrointestinal bleeding. He had recently recovered from heart surgery and had been passing tarry stool for several days, but had ...

An association between the presence in the stool of precipitating substances to cow's milk and the occurrence of milk-induced gastrointestinal bleeding, protein loss and diarrhea was demonstrated i ...

Pale appearance Vomiting of blood usually originates from an upper GI source. Bright red or maroon stool can be from either a lower GI source or from brisk bleeding from an upper GI source.

Overall, upper GI bleeds are uncommon in children, affecting 1 to 2 per 10,000 kids (lower GI bleeding, usually manifested by blood in the stool or bleeding from the rectum, is about four times ...

Do you know which doctor should you consult if you have Gastrointestinal bleeding (GI Bleed). This and other commonly asked questions about this condition.

Bleeding in the gastrointestinal tract and colon cancer can cause black poop (also known as melena). But black stool doesn't always mean there is an underlying health concern. Dark-colored foods ...