Neuropathol Appl Neurobiol 2017 Apr 12. Epub 2017 Apr 12.
Department of Pathology and Laboratory Medicine, Schulich School of Medicine and Dentistry, Western University, London, Ontario, Canada.
Primary histiocytic tumors of the CNS are rare. The current WHO classification (2016) included 5 entities: Langerhans cell histiocytosis (LCH), Erdheim-Chester disease (ECD), Rosai-Dorfman disease (RDD), juvenile xanthogranuloma (JXG), and histiocytic sarcoma (HS) (1). The diagnosis usually is made based on the tumor differentiation as to the counterpart in normal histiocyte development. Read More