A bleeding ulcer is the most common cause of dark stools.
Causes of dark red blood in stool.
Drinking alcohol or caffeine.
Check one or more factors on this page that apply to your symptom.
Occult blood in the stool has many of the same causes as rectal bleeding and may be associated with the same symptoms as more active bleeding.
If your stool is bright red or black which may indicate the presence of blood seek prompt medical attention.
Doctors from the mayo clinic report that colon polyps often cause rectal bleeding.
Dark red or wine colored blood may indicate bleeding in the small intestine or early.
The cause of red stools or black stools could be nothing to worry about such as those that are caused by food coloring.
Find possible causes of blood in stool based on specific factors.
Blood in stool in adults.
Because the intake of iron bismuth or foods like beets can give the stool the same appearance as bleeding from the digestive tract a doctor must test the stool for blood before offering a diagnosis.
Polyps can affect anyone of any age but they are more common in people over 50 years old.
Bright red blood indicates bleeding somewhere in the lower gastrointestinal tract such as the colon or rectum.
Consult your doctor if you re concerned about your stool color.
Polyps are small clumps of cells that can form in the colon and cause stool with red streaks or black tarry stools.
Sometimes these sores bleed.
In toilet bowl or on toilet tissue.
For example slow bleeding from ulcers colon polyps or cancers can cause small amounts of blood to mix and be lost within the stool.
Causes of blood in stool blood in the stool can be bright red maroon in color black and tarry or occult not visible to the naked eye.
It s important to keep in mind however that red or black in the stool could be due to bleeding in the gastrointestinal tract stomach small intestine or large intestine.
As bile pigments travel through your gastrointestinal tract they are chemically altered by enzymes changing the pigments from green to brown.
Triggered or worsened by.
This can make your poop dark.