Neoplastic Process
histiocytic sarcoma
Subclass of:
Histiocytic Disorders, Malignant
Definitions related to histiocytic sarcoma:
-
(sarcoma, histiocytic, malignant) A malignant neoplasm composed of cells resembling histiocytes.CDISC TerminologyClinical Data Interchange Standards Consortium (CDISC), 2021
-
An aggressive malignant neoplasm with a poor response to therapy, usually presenting as stage III/IV disease. It is characterized by the presence of neoplastic cells with morphologic and immunophenotypic characteristics similar to those seen in mature histiocytes.NCI ThesaurusU.S. National Cancer Institute, 2021
-
Malignant neoplasms composed of MACROPHAGES or DENDRITIC CELLS. Most histiocytic sarcomas present as localized tumor masses without a leukemic phase. Though the biological behavior of these neoplasms resemble lymphomas, their cell lineage is histiocytic not lymphoid.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
-
(histiocytic lymphoma) An outdated term referring to non-Hodgkin lymphomas made up of large abnormal lymphoid cells. Histiocytic lymphomas include mature B-cell and T-cell non-Hodgkin lymphomas. Many tumors that were once called histiocytic lymphomas are now considered to be a type of large cell lymphoma.NCI Dictionary of Cancer TermsU.S. National Cancer Institute, 2021
-
(true histiocytic lymphoma) An antiquated term referring to large cell lymphomas.NCI ThesaurusU.S. National Cancer Institute, 2021
Return to OpenMD Medical Dictionary
> H
This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.