Source:http://linkedlifedata.com/resource/umls/id/C0026470
MSH: Conditions characterized by the presence of M protein (Monoclonal protein) in serum or urine without clinical manifestations of plasma cell dyscrasia.,NCI: A benign condition in which there is a higher-than-normal level of a protein called M protein in the blood. Patients with MGUS are at an increased risk of developing cancer.,NCI: A plasma cell disorder in which an abnormal amount of a single immunoglobulin is present in the serum. Up to 25% of cases of monoclonal gammopathy of undetermined significance (MGUS) progress to a B-cell malignancy or myeloma. MGUS may occur in conjunction with various carcinomas, chronic inflammatory and infectious conditions, and other diseases.