Health / Medical Topics |
Mast Cell Neoplasm
Definition 1
A heterogeneous group of disorders characterized by the abnormal growth and accumulation of mast cells in one or more organ systems. Recent data suggest that most variants of mast cell neoplasms are clonal disorders. (NCI Thesaurus/WHO)
Definition 2
A growth or lump of mast cells (a type of white blood cell). Mast cell tumors can involve the skin, subcutaneous tissue, and muscle tissue. (NCI Dictionary)
Definition 3
A neoplasm composed of mast cells, for which the malignancy status has not been determined. (NCI Thesaurus/CDISC)
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