Fig. 3From: Adult-onset perianal Langerhans cell histiocytosis presenting as pruritus ani: a case report and review of the literatureH&E stain of perianal rash punch biopsy, 400Ă— magnification. Note the larger atypical plasmacytoid cells with mild-to-moderate nuclear pleomorphism, grooving, eosinophilic cytoplasm, and occasional mitotic figureBack to article page