what is the cause of bleeding And how to proceed

A 67yearold woman on regular followup endoscopy for esophageal varices was admitted to the hospital with upper GI bleeding. the scope revealed multiple, gastric polyps. the patient was referred for band ligation of the polyps as a cause of the bleeding. NOTES: 1 there is bleeding from the fundus of the stomach and not from the polyps 2 you can observe many tags at the fundus( site of previously injected fundal varices) you can see there is a groove from previously injected fundal varix how to proceed and why