plasma cell neoplasm monoclonal gammopathy NCIT:C35548 SCTID:109983007 ICD10CM:D47.2 MONDO:0004960 GARD:0024137 EFO:0000203 UMLS:C1136085 MEDGEN:210153 MESH:D010265 A condition characterized by the abnormal presence of monoclonal immunoglobulins in the blood or urine. hematologic disorder