- The following non-variceal UGI lesions will be included if stigmata of hemorrhage are found on emergency endoscopy (active arterial bleeding, oozing, non-bleeding visible vessel (NBVV), adherent clot, or flat spot or a combination of these) for peptic ulcers (gastric, duodenal, esophageal, or anastomatic), Mallory-Weiss (MW) tears without portal hypertension (PHTN), or Dieulafoy's lesions.