Duodenal mucosa showing mild infiltration by lymphocytes and plasma cells. Villi are intact and are negative for atrophy and ulceration. No evidence of specific granulomas. No evidence of malignancy.
Elongated mucosal thickening in the first part of the duodenum.
Soft tissue fragments collectively measured 0.7 cm, totally embedded.
Duodenum, Endoscopic biopsy: