title: Langerhan's cell histiocytosis: an unusual case illustrating the value of immunohistochemistry in diagnosis.
mesh_terms: D018949:Antigens, CD1; D000943:Antigens, Differentiation; D006801:Humans; D007150:Immunohistochemistry; D007801:Langerhans Cells / Q000276:immunology*; D008206:Lymphatic Diseases / Q000175:diagnosis* / Q000276:immunology
chemical_list: D018949:Antigens, CD1; D000943:Antigens, Differentiation