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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Mastocitoma

Mastocytoma (MAS-toh-sy-TOH-muh)
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. Also called mast cell tumor.



 
 
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.