Fig. 5From: Langerhans cell histiocytosis at L5 vertebra treated with en bloc vertebral resection: a case reportHistological study of the removed vertebra. HE staining (a) demonstrated numerous eosinophils cells in the tissue. S-100β (b) and CD-1a (c) immunochemistry staining revealed typical Langerhans cells. Immunochemistry staining for Ki-67 (d) showed cells were under active proliferationBack to article page