Neoplastic Process
plasmacytoma
[ plaz-muh-sy-toh-muh ]
Subclass of:
Lymphoproliferative Disorders;
Plasma Cell Neoplasm
Definitions related to plasmacytoma:
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A discrete mass of neoplastic monoclonal plasma cells either in the bone marrow or in an extramedullary location.Human Phenotype Ontology (HPO)The Human Phenotype Ontology Project, 2021
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A malignant (clonal) proliferation of plasma cells that are cytologically and immunophenotypically identical to those of plasma cell myeloma, but manifest a localized osseous or extraosseous growth pattern. (WHO, 2001)NCI ThesaurusU.S. National Cancer Institute, 2021
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A type of cancer that begins in plasma cells (white blood cells that produce antibodies). A plasmacytoma may turn into multiple myeloma.NCI Dictionary of Cancer TermsU.S. National Cancer Institute, 2021
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Any discrete, presumably solitary, mass of neoplastic PLASMA CELLS either in BONE MARROW or various extramedullary sites.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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(solitary plasmacytoma) A localized clonal (malignant) plasma cell infiltrate either in the bony skeleton or soft tissue without peripheral blood involvement.NCI ThesaurusU.S. National Cancer Institute, 2021
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Plasmacytoma is a localized mass of neoplastic monoclonal plasma cells that represents approximately 5% of all plasma cell neoplasms. There are two separate entities: primary plasmacytoma of the bone and extramedullary plasmacytoma of the soft tissues. Of the extramedullary plasmacytomas, 80% occur in the head and neck, usually in the...National Center for Advancing Translational Sciences
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