mastocytoma systemic mastocytosis extracutaneous mastocytoma https://www.malacards.org/card/extracutaneous_mastocytoma DOID:4659 MONDO:0019025 ICDO:9740/1 NCIT:C7136 icd11.foundation:29932455 A localized tumor consisting of mature mast cells. (WHO, 2001) -- 2003 MEDGEN:75774 UMLS:C0272202 GARD:0018871 Orphanet:66662 SCTID:63175003 extracutaneous mastocytoma