Stools unusual color.
Causes of dark bloody stool.
A common cause of bloody stools is the presence of hemorrhoids.
Black stool along with pain vomiting or diarrhea is cause to see a doctor right away.
Blood in the stool can be detected through a stool test.
A bleeding ulcer is the most common cause of dark stools.
Black stools caused by blood indicate a problem in the upper digestive tract.
Hemorrhoids are swollen veins located in your rectum.
The main causes are eating certain foods taking certain medications and gastrointestinal bleeding.
If blood in the stool is suspected you should contact your doctor as soon as possible.
Bloody or tarry stools seattle children s hospital.