title: "The great pretender." Langerhans cell histiocytosis.
mesh_terms: D001707:Biopsy, Needle; D001859:Bone Neoplasms / Q000175:diagnosis; D002675:Child, Preschool; D003937:Diagnosis, Differential; D006646:Histiocytosis, Langerhans-Cell / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology; D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D010014:Osteolysis / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000209:etiology / Q000473:pathology; D011859:Radiography; D011884:Radius / Q000000981:diagnostic imaging*