title: [Malignant histiocytosis in a 5-year-old child].
mesh_terms: D002675:Child, Preschool; D005260:Female; D006258:Head and Neck Neoplasms / Q000175:diagnosis*; D054747:Histiocytic Sarcoma / Q000175:diagnosis*; D006801:Humans; D008198:Lymph Nodes / Q000473:pathology
vernacular_title: Histiocytosis maligna u 5-letniego dziecka.