IBU/APS Selection Guidelines 4/28/2024 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. HEMATOLOGY CARDIOLOGY CONNECTIVE TISSUE DISEASES DERMATOLOGY EAR, EYE, NOSE AND THROAT ENDOCRINOLOGY GASTROENTEROLOGY GENITOURINARY GYNECOLOGY HEMATOLOGY MISCELLANEOUS NEUROLOGY PSYCHIATRY PULMONARY RHEUMATOLOGY VASCULAR Anemia Aplastic Anemia B-12 Deficiency Folic Acid Deficiency Hemophilia A Hemophilia B Idiopathic Thrombocytopenic Purpura (ITP) Iron Deficiency Lymph Node Enlargement Polycythemia Sickle Cell Anemia/Trait Spherocytosis Splenomegaly Thalassemia Thrombocytosis Von Willebrand Disease SELECT A SUBCATEGORY © IBU, Inc. 2024 • 157 Church Street, 19th Floor • New Haven, CT 06510 • 877-203-4592