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A patient with an eruption of clinical and histologic features typical of plasma cell orificial mucositis of the glans penis is reported. Immunohistologically, IgE and IgG are found to be major immunoglobulin classes in the plasma cellular infiltrate. Although specific allergen has not been identified yet, the present findings suggest that this condition is not a nonspecific inflammatory response but is related to immediate hypersensitivity.
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Nishimura et al. (1990) studied this question.
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