Duodenal lymphocytosis, that is, the increase of lymphocytes in the villous epithelial lining, has been debated in the literature over the last few years. During the last two decades, this diagnosis ...
The finding of collagenous encapsulation of Brunner's glands and pathological changes in the muscularis mucosae in a duodenal biopsy from a patient with severe progressive systemic sclerosis prompted ...