Granular parakeratosis was originally described as a dermatosis confined to the axillae that histopathologically shows characteristic findings in the cornifie d layer consisting of parakeratotic corneocytes housing ke...Granular parakeratosis was originally described as a dermatosis confined to the axillae that histopathologically shows characteristic findings in the cornifie d layer consisting of parakeratotic corneocytes housing keratohyaline granules. Since the original description of this entity, non-intertriginous examples and even incidental foci of granular parakeratotic corneocytes in association with o ther dermatoses have been recognized. This report details the findings of a prev iously unreported entity that we are naming granular parakeratotic acanthoma, wh ich is fundamentally akin to acantholytic dyskeratotic acanthoma and epidermolyt ic acanthoma (ie, a solitary keratosis that histopathologically displays feature s indicated in its name).展开更多
文摘Granular parakeratosis was originally described as a dermatosis confined to the axillae that histopathologically shows characteristic findings in the cornifie d layer consisting of parakeratotic corneocytes housing keratohyaline granules. Since the original description of this entity, non-intertriginous examples and even incidental foci of granular parakeratotic corneocytes in association with o ther dermatoses have been recognized. This report details the findings of a prev iously unreported entity that we are naming granular parakeratotic acanthoma, wh ich is fundamentally akin to acantholytic dyskeratotic acanthoma and epidermolyt ic acanthoma (ie, a solitary keratosis that histopathologically displays feature s indicated in its name).