IBU/APS Selection Guidelines 5/14/2024 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. MISCELLANEOUS CARDIOLOGY CONNECTIVE TISSUE DISEASES DERMATOLOGY EAR, EYE, NOSE AND THROAT ENDOCRINOLOGY GASTROENTEROLOGY GENITOURINARY GYNECOLOGY HEMATOLOGY MISCELLANEOUS NEUROLOGY PSYCHIATRY PULMONARY RHEUMATOLOGY VASCULAR Chronic Fatigue Chronic Fatigue Histoplasmosis HPV Lyme Disease Mononucleosis Organ Transplant Scarlet Fever Sexually Transmitted Diseases Tuberculosis MISCELLANEOUS → Chronic Fatigue Order an IBU unless any of the following are disclosed: - Recent symptoms suggesting condition with inadequate workup - Significant resulting disability © IBU, Inc. 2024 • 157 Church Street, 19th Floor • New Haven, CT 06510 • 877-203-4592