First Department of Internal Medicine,Gifu University Graduate School of Medicine,Gifu 501-1194,Japan;
Department of Gastroenterology,Gifu University School of Medicine,Gifu 501-1194,Japan;
Department of Immunopathology,Gifu University Graduate School of Medicine,Gifu 501-1194,Japan;
Double-balloon; endoscopy; Non-Hodgkin’s; lymphoma; Jejunoileum; Fluorodeoxyglucose; positron; emission; tomography; Follicular; lymphoma;