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The appearance of the small intestinal primary diffuse large B-cell lymphoma in the present case. a) Endoscopic findings. The entire circumference of ulcerative lesions with mild narrowing of the lumen of the jejunum. b) Small intestine contrast examination using sodium amidotrizoate meglumine solution (gastrografin®) during the endoscopy also reveals that the lumen of the jejunum is locally irregular (red arrows).
