NCIt synonyms : Carcinoma of the Urethra; Urethral Cancer; Urethra Carcinoma; Carcinoma of Urethra;
NCIt definition : A carcinoma that arises from the urethra. Morphologically, the tumors are similar
to those described in the bladder.;
Alternative definition : NCI-GLOSS: A rare cancer that forms in tissues of the urethra (the tube through which
urine empties the bladder and leaves the body). Types of urethral cancer include transitional
cell carcinoma (cancer that begins in cells that can change shape and stretch without
breaking apart), squamous cell carcinoma (cancer that begins in flat cells lining
the urethra), and adenocarcinoma (cancer that begins in cells that make and release
mucus and other fluids).;