Dictionary of Cancer Terms
View in Spanish: Tumor de célula plasmática
Plasma cell tumor (PLAZ-muh SEL TOO-mer)
A tumor that begins in plasma cells (white blood cells that produce antibodies). Multiple myeloma, monoclonal gammopathy of undetermined significance (MGUS), and plasmacytoma are types of plasma cell tumors.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.