"Langerhans cell histiocytosis"
"Ewing sarcoma has been moved to a whole different chapter together with several other entities of undifferentiated small round cell sarcomas of soft tissue and bone"
Expected headings
"Classification of bone tumours"
"Chondrogenic tumours"
"Osteogenic tumours"
"Fibrogenic tumours"
"Vascular tumours"
"Osteoclastic giant cell-rich tumours"
"Notochordal tumours"
"Other mesenchymal tumours of bone"
"Haematopoietic neoplasms"
"Changes from the prior version"
"Entities and variants"
"Other changes"