title: Acute differentiated histiocytosis X.
mesh_terms: D006644:Histiocytes / Q000473:pathology; D006646:Histiocytosis, Langerhans-Cell / Q000097:blood / Q000175:diagnosis*; D006801:Humans; D007223:Infant; D008297:Male; D012867:Skin / Q000473:pathology