histiocytosis non-Langerhans cell histiocytosis https://www.malacards.org/card/non_langerhans_cell_histiocytosis MEDGEN:9265 non-Langerhans-cell histiocytosis UMLS:C0019624 GARD:0008231 MESH:D015616 SCTID:127069007 MONDO:0015531 ICD9:288.4 DOID:4330 histiocytosis, non-Langerhans-cell Orphanet:157987 Group of disorders which feature accumulations of active HISTIOCYTES and LYMPHOCYTES, but where the histiocytes are not LANGERHANS CELLS. The group includes HEMOPHAGOCYTIC LYMPHOHISTIOCYTOSIS; SINUS HISTIOCYTOSIS; xanthogranuloma; reticulohistiocytoma; juvenile XANTHOGRANULOMA; xanthoma disseminatum; as well as the lipid storage diseases (SEA-BLUE HISTIOCYTE SYNDROME; and NIEMANN-PICK DISEASES). obsolete systemic disease with skin involvement Langerhans cell histiocytosis