Monoclonal gammopathy of undetermined significance is a benign disorder, which long term outcome could be malignant transformation. Several risk factors of malignant transformation of MGUS have been identified.
In this work we analyze data from 616 patients from Czech monoclonal gammopathies registry RMG. Outcome of this work is the basic descriptive analysis of existing set of the patients which creates the basis for future follow-up and analysis.