Inflammatory skin disease every pathologist should know


    – Uniform acanthosis with elongated rete ridges – Absent (d iminished) granular layer – Prominent parakeratosis (d ry scale) – Neutrophils in stratum corneum (M unro’s microabscess) and/or epidermis (p ustules of Kogoj) – Suprapapillary plate thinning – Dilated, tortuous papillary dermal vessels – No eosinophils


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