RT Book, Section A1 Chan, Walter W. A1 Burakoff, Robert A2 Greenberger, Norton J. A2 Blumberg, Richard S. A2 Burakoff, Robert SR Print(0) ID 1119987262 T1 Functional (Nonulcer) Dyspepsia T2 CURRENT Diagnosis & Treatment: Gastroenterology, Hepatology, & Endoscopy, 3e YR 2016 FD 2016 PB McGraw-Hill Education PP New York, NY SN 9780071837729 LK accessmedicine.mhmedical.com/content.aspx?aid=1119987262 RD 2024/03/29 AB ESSENTIALS OF DIAGNOSISDyspepsia is a common symptom having either an organic or a functional cause; distinguishing between the two can be a challenge.Clinical features of functional dyspepsia, gastroesophageal reflux disease (GERD), and gastrointestinal motility disorders overlap, making diagnosis difficult.Most patients with functional dyspepsia have normal esophagogastroduodenoscopy (EGD) findings.Endoscopy is indicated for patients with new-onset symptoms who are >55 years of age or have alarm features.Functional dyspepsia remains a diagnosis of exclusion.