Survival trends in Waldenström macroglobulinemia: an analysis of the Surveillance, Epidemiology and End Results database

To the editor: Waldenstrom’s macroglobulinemia (WM) is a rare indolent B-cell lymphoma. Approximately 1000-1500 new cases of WM are diagnosed every year in the United States.[1][1] Although previous studies suggested prolonged survival in WM patients, it is unclear whether there have been