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Bleeding of the GI tract may be manifested clinically by hematemesis (vomiting of blood), melena (passage of black, lurry stools), or hematochezia (passage of red bloody stools). Bleeding may be either occult (delectable only by chemical means) or overt. Some persons do not recognize overt bleeding; eg, they may not be aware that coffee-ground vomit [...]

Gastrointestinal bleeding may originate in the esophagus, stomach, small intestine, colon, liver, or pancreas or at an abdominal aortic graft site. Esophagus Varices secondary to portal hypertension are not common in the elderly. When they occur, the primary treatment is sclerotherapy. Recurrent bleeding in a patient who is a reasonable surgical risk is treated by [...]