1. Approach to the Patient With Hematochezia
Thomas G. Cotter, MD, Niamh S. Buckley, Conor G. Loftus, MD 
Mayo Clinic Proceedings 
Volume 92, Issue 5, Pages (May 2017)
DOI: /j.mayocp
Copyright © 2017 Mayo Foundation for Medical Education and Research Terms and Conditions

2. Figure
Five-step approach to the patient with hematochezia. Abbreviations: AEF = aortoenteric fistula; AVM = arteriovenous malformation; BRBPR = bright red blood per rectum; CD = Crohn disease; CI = colon ischemia; CRC = colorectal cancer; CT = computed tomography; DDx = differential diagnosis; DRE = digital rectal examination; EGD = esophagogastroduodenoscopy; Ext = external; GI = gastrointestinal; GIST = gastrointestinal stromal tumor; IBD = inflammatory bowel disease; Int = internal; Ix = investigation; Mgt = management; PUD = peptic ulcer disease; SB = small bowel. aShould be considered in all patients presenting with hematochezia.
Mayo Clinic Proceedings  , DOI: ( /j.mayocp )
Copyright © 2017 Mayo Foundation for Medical Education and Research Terms and Conditions