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Images 10.81.1A: Perivascular dermatitis, spongiotic + 10.81.1B: Lymphocytes in an edematous papillary dermis and in spongiotic foci of a slightly acanthotic, hyperkeratotic epidermis, erythrocytes being extravasated in both the dermis and the epidermis. = Pityriasis rosea, early ¬†Mounds of parakeratosis in pityriasis rosea usually are positioned near spongiotic foci, but in this lesion they have […]