monoclonal gammopathy of unknown significance
noun [ U ] medical specialized uk/mɒn.əˌkləʊ.nəl ɡæmˌɒp.ə.θi əv ʌn.nəʊn sɪɡˈnɪf.ɪ.kəns/ us/ˌmɑː.nəˈkloʊ.nəl ɡæmˈɑː.pə.θi əv ˈʌnˌnoʊn sɪɡˈnɪf.ə.kəns/ (abbreviation MGUS); (benign monoclonal gammopathy); (monoclonal gammopathy of undetermined significance)
意义不明的单克隆丙种球蛋白
a condition in which the body produces high levels of an abnormal protein found in the blood, called paraprotein. The condition does not usually cause any symptoms but in a few cases may lead to the development of multiple myeloma (= cancer in the plasma cells in bone marrow).