title: [2 cases of histiocytosis X emphasizing the variations of skin manifestations, histopathological and electron microscopic findings].
mesh_terms: D005260:Female; D006646:Histiocytosis, Langerhans-Cell / Q000188:drug therapy / Q000473:pathology*; D006801:Humans; D007223:Infant; D008854:Microscopy, Electron; D011379:Prognosis; D012867:Skin / Q000473:pathology / Q000648:ultrastructure; D012871:Skin Diseases / Q000473:pathology*