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Pittsburgh, PA
A 18-year-old male asked:

Can dark colored stool mixed with regualar colored stool mean my gi tract is bleeding.

1 doctor answer2 doctors weighed in
Dr. Donald Colantino
Internal Medicine 61 years experience
Possibly: Black stool may indicate bleeding from the upper gi tract like stomach or duodenum. Things like iron supplements or peptobismol can make stool color black. A physician can easily test a stool specimen in the office and determine whether it contains occult(hidden) blood.

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Last updated May 28, 2018

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