Fig. 3From: Adult Langerhans cell histiocytosis with pulmonary and colorectoanal involvement: a case reportBiopsy from the sigmoid colon. a Colonic biopsy showing histiocytoid cells and abundant surrounding eosinophils and few lymphocytoid cells; × 100 magnification. b A colonic biopsy showing submucosal infiltration of Langerhans cells; × 400 magnificationBack to article page