Incidence of primary urethral carcinoma in the United States

Primary urethral carcinoma is rare, and the demographic correlates of its incidence have not been examined using population-based data.The National Cancer Institute Surveillance, Epidemiology, and End Results database was used to identify persons diagnosed with primary urethral carcinoma from 1973 to 2002. During this period, the Surveillance, Epidemiology, and End Results program included population-based tumor registries in nine geographic...