Roentgenologic Examination in Patients with Bleeding from the Gastrointestinal Tract

MASSIVE hemorrhage from the gastrointestinal tract, particularly hematemesis, is one of the dramatic events in medicine that deeply impress both patient and physician. The question that presents itself urgently to both is, What is the cause of the bleeding? At times the history may give a clue to the diagnosis, whereas at others the bleeding takes place without any preceding symptoms or signs. In rare cases a blood dyscrasia, usually easily recognized, has prompted the hemorrhage, but the answer to the question usually depends on the demonstration of an anatomic lesion.The roentgenologist is burdened with the responsibility of finding . . .