Superior Mesenteric Arteriovenous Fistula Presenting with Massive Lethal Upper Gastrointestinal Bleeding 14 Years after Small Bowel Resection

1. Department Of Internal Medicine, Emergency Center, Clinical Center Of Vojvodina, Novi Sad, Serbia

2. Department Of Laboratory Diagnostics, Institute For Blood Transfusion Of Vojvodina, University Of Novi Sad Faculty Of Medicine, Novi Sad, Serbia

3. Department Of Anesthesia And Intensive Therapy, Emergency Center, Clinical Center Of Vojvodina, Novi Sad, Serbia