The causes of black stool usually include colitis stomach ulcers and certain foods.
Small black stool.
Black stool causes related to diet and lifestyle factors include the following.
A black stool is a false melena if it is due to eating foods like cranberries beets prunes dark chocolate cookies or blood sausages.
Black stool may occur if you take iron supplements or bismuth containing medication.
If you ve taken bismuth medication like pepto bismol that can also make your stools look almost black.
Learn more about black stool and when to see a doctor here.
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These are known as meconium stools.
There are some exceptions to this.
Blood in the stool can be detected through a stool test.
It s always best to check with a doctor if you re unsure.
The black specks in your stool can be caused by the eggs or waste of the parasite.
This is called melena.
In babies the first few stools passed are almost pure black.
Black stools caused by blood indicate a problem in the upper digestive tract.
The most common condition causing black stools is a bleeding ulcer.
Black stool that is tarry in texture and foul smelling is often a symptom of upper gastrointestinal bleeding from the esophagus stomach or small intestine.
Black stool along with pain vomiting or diarrhea is cause to see a doctor right away.
Side effects of medications with bismuth include black stool and a black tongue.
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Treatment depends on the cause.
It could be a sign of esophageal and gastric cancers.
If you have bleeding in the upper gi tract the esophagus stomach and duodenum you could have black tarry stools that are called melena.