IBU/APS Selection Guidelines 5/15/2024 These guidelines provide assistance in selecting when an IBU interview or an APS is most appropriate. First select a CLASSIFICATION in the left column. Then select a SUBCATEGORY from the middle column. IBU/APS selection guidelines are presented in the RECOMMENDATIONS column. GASTROENTEROLOGY CARDIOLOGY CONNECTIVE TISSUE DISEASES DERMATOLOGY EAR, EYE, NOSE AND THROAT ENDOCRINOLOGY GASTROENTEROLOGY GENITOURINARY GYNECOLOGY HEMATOLOGY MISCELLANEOUS NEUROLOGY PSYCHIATRY PULMONARY RHEUMATOLOGY VASCULAR Intestinal Obstruction Acid Reflux (Heartburn) Anal Fissures Barrett’s Esophagus Cholecystitis Cirrhosis Crohn’s Disease Diverticulitis Diverticulosis Dysphagia Esophageal Stricture Fatty Liver Gastric Bypass Gastritis Gilbert’s Disease Hematemesis Hematochezia Hepatitis Hepatomegaly Hernia Intestinal Obstruction Irritable Bowel Syndrome (IBS) Melena Occult Blood Pancreatitis Polyp Ulcer Ulcerative Colitis Ulcerative Proctitis GASTROENTEROLOGY → Intestinal Obstruction Order an IBU unless any of the following are disclosed: - More than one episode, with most recent episode in the past 12 months - Ongoing complications following surgery - Current symptoms suggestive of condition but inadequate evaluation © IBU, Inc. 2024 • 157 Church Street, 19th Floor • New Haven, CT 06510 • 877-203-4592