Melena appears as black, sticky, foul smelling stool and often signals upper GI bleeding Study shows most pediatric melena cases stem from upper gut ulcers, mainly duodenal Even 50–100 mL of blood in ...

Black poop can be caused by foods or medications. Stool may also be black becasue of blood in the digestive tract, known as melena. A small drop of red blood is usually due to minor hemorrhoids but ...

Hematemesis is the medical term used to describe vomiting blood. The blood can be bright red, dark red, black, or dark brown, or resemble coffee grounds. It is caused by internal gastrointestinal (GI) ...

Internal hemorrhoids develop in the lower rectum and can cause painless rectal bleeding. The internal hemorrhoid may also fall through the anal opening while passing stool. Every person has ...