tarry stool (a sign of old blood/bleeding in the upper GI tract) Vomiting blood or vomit that looks like coffee grounds Seek immediate medical attention or call 911 if you have excessive bleeding ...

coffee-ground vomit or melena. Inpatients were excluded, and nasogastric lavage was not routinely performed. GBS scores were calculated and outcome data (hospital interventions for GI bleeding and ...

The blood can be bright red, dark red, black, or dark brown, or resemble coffee grounds. It is caused by internal gastrointestinal (GI) bleeding. Because it could be caused by a life-threatening ...