Top
10
Doctor insights on: Black Stools

Share
1

1
What causes black stools?

What causes black stools?

Blood: Black stools or melena, is always considered blood. It usually comes from the stomach or the beginning parts [higher up in our jargon] of the small intestine. Bleeding from colon usually comes out red. Black or red stools need to be investigated. ...Read more

Dr. James Dukelow
319 doctors shared insights

Melena (Definition)

Melina is blood in the stool that is black, tarry, sticky, and smelly. The blood in melena comes from high up in the gastrointestinal tract, and gets partially digested which is why it changes to melena. Bright red blood comes from lower ...Read more


2

2
How long before black stools clear?

How long before black stools clear?

Depends on the cause: If black stools are due to bleeding from the stomach it may take few days with the treatment of underluing cause like gastric erosions, ulcers etc.If they are not due to bleeding and from eating certain foods, meds and taking iron than it will clear if you stop the iron or the foods which are causing it. ...Read more

3

3
What does it mean if I have black stools?

What does it mean if I have black stools?

Blood or iron: Vitamines containin iron, iron tablets, and pepto bismol (bismuth subsalicylate) can all cause black stools. Bleeding in the stomach can also cause black stools. ...Read more

4

4
How much should I worry about black stools?

How much should I worry about black stools?

Check for bleeding: If your stools are black, tarry (sticky) and have a bad odor - this could be gastrointestinal bleeding and should be checked out promptly. As stated in a previous answer, some medications can cause black stools. It is simple to test the stool to determine if it contains blood. ...Read more

See 1 more doctor answer
5

5
Had black stools today should I be worried?

Had black stools today should I be worried?

Likely not: Wouldn't worry about one episode, may be dietary related. If however they persist and you have other symptoms (abdominal pain, dizziness) need evaluation to be sure you do not have gastrointestinal bleeding. ...Read more

See 1 more doctor answer
6

6
What does it mean if you have black stools?

What does it mean if you have  black stools?

Dark-colored stool: Dark-colored stools may result from iron supplements, foods you eat (like a lot of spinach), substances (like peptobismol), but most significantly suggests bleeding. When blood is denatured by acid in your stomach, as from ulcers, stools will turn tarry ("melena"). Blood may also be ingested from nose bleeds, bleeding gums. Silver-colored stool suggests bleeding from the biliary tree. Get checked. ...Read more

7

7
How can I find out what caused my black stools?

How can I find out what caused my black stools?

See your doc: Black stools can be from gastrointestinal bleeding (usually upper GI source), iron pills, peptobismol, charcoal capsules, arsenic. Dark stools can also come from blueberries, etc. See your doc. See if stool tests + for blood. If so get evaluated-generally upper endoscopy, maybe colonoscopy (black stool can be from right side of colon), or capsule endoscopy to check small bowel. ...Read more

8

8
I was wondering are occasional black stools bad?

Depends on your: Diet. If you eat beets or take pepto bismol (bismuth subsalicylate) or iron supplements occassionally and it is followed by a black stool, probably not but black stool without an obvious cause should not be ignored. It is not normal and may indicate a source of upper GI bleeding. See a GI doctor for a thorough evaluation. ...Read more

9

9
Could it be something bad if I have black stools?

Could it be something bad if I have black stools?

Possibly: Black stools can indicate bleeding from the gastrointestinal (GI) tract. It may represent blood that has been digested, turning the stool into a characteristic black, tarry stool. This may be from a stomach or duodenal ulcer. Medications can also turn the stool black, such as iron supplements and pepto-bismol. Should see your doctor. ...Read more

10

10
Might eating oreos cause you to have black stools?

No: If you have black, tarry malodorous stool please seek prompt medical attention for possible GI bleeding. ...Read more

Feces (Definition)

Feces is the product of ...Read more