title: Letterer-Siwe disease.
mesh_terms: D000368:Aged; D000740:Anemia / Q000150:complications; D005260:Female; D006644:Histiocytes / Q000648:ultrastructure; D006646:Histiocytosis, Langerhans-Cell / Q000473:pathology*; D006801:Humans; D008297:Male; D008854:Microscopy, Electron