Depends: But most concerning would be a source of bleeding from your upper intestinal tract. Black tarry stools called melena are caused by bleeding from the upper tract that has been exposed to the acid from your stomach. This needs to be evaluated and treated promptly.
Answered 1/25/2020
5.5k views
A doctor has provided 1 answer
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question