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Case 13. Rotavirus
colitis in adult (42 y-o
M)
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| Colon biopsy from an adult patient suffering from hemorrhagic diarrhea (positive for rotaviral antigens in the stool) | ||||
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Key words : rotavirus,
colitis, lymphoepithelial lesion
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| Marked infiltration of lymphoid cells both in the lamina propria and within the surface epithelium (HE) | CD20-positive B-cells seen not only in the lamina propria but also among the crypt epithelium (immunostaining) | |
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