Diagnostic tests: preparing your patient psychologically for an esophagogastroduodenoscopy.
D004384:Duodenoscopy / Q000523:psychology*; D005336:Fiber Optic Technology; D006801:Humans; D007441:Intubation, Gastrointestinal / Q000523:psychology*; D010353:Patient Education as Topic; D013276:Stomach Ulcer / Q000175:diagnosis