6 doctors weighed in:

What kind of bleeding is a symptom of colon cancer? red blood in stool, black stool, or both?

6 doctors weighed in
5 doctors agree

In brief: Both

or none . Bleeding may not be seen only occult blood Speak to your doctor if you are concerned at the age of 19

In brief: Both

or none . Bleeding may not be seen only occult blood Speak to your doctor if you are concerned at the age of 19
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