A tarry stool has a black, shiny, sticky appearance and looks like tar on a road. Often tarry stools are a symptom of bleeding in the digestive tract.
|Primary Medical Reviewer||William H. Blahd, Jr., MD, FACEP - Emergency Medicine|
|Specialist Medical Reviewer||David Messenger, MD|
|Last Revised||February 20, 2013|
WebMD Medical Reference from Healthwise