[A case of recurrent mantle cell lymphoma with gastrointestinal bleeding].

A 64-year-old man had a sudden onset of gastrointestinal bleeding. He had been diagnosed as systemic mantle cell lymphoma (MCL) 27 months ago, and the first-line chemotherapy was undergone. After maintaining CR state during 12 months, he showed PD.

Roles of double-balloon endoscopy in the diagnosis and treatment of Crohn's disease: a multicenter experience.

Background: Double-balloon endoscopy (DBE) examinations are not yet widely accepted as routine procedures for examining the small bowel of patients with Crohn's disease (CD).

Aim: To evaluate the feasibility and usefulness of DBE for CD in tertiary-care hospitals.

Methods: Between July 2004 and September 2008, 1444 DBE procedures were performed for 704 patients in 6 tertiary-care hospitals.