non-Langerhans cell histiocytosis juvenile xanthogranuloma https://www.malacards.org/card/juvenile_xanthogranuloma Orphanet:158000 SCTID:400204000 juvenile xanthogranuloma MESH:D014972 JXG A benign histiocytic tumor that occurs during childhood; it is distinct from Langerhans cell histiocytosis. It is characterized by the presence of lipid-laden, foamy histiocytes and Touton-type giant cells in the dermis. The lesions usually develop during infancy. They consist of cutaneous papules and nodules (most often in the head and neck). It is sometimes associated with deep soft tissues nodules. NANDO:2200037 DOID:4424 MEDGEN:12179 EFO:1000311 MONDO:0015534 NCIT:C3451 icd11.foundation:98595592 UMLS:C0043324 GARD:0020020