Penis and scrotum
Inflammatory lesions
Accessory urethral canals

Authors: Antonio Cubilla, M.D., Alcides Chaux, M.D. (see Authors page)

Revised: 30 March 2018, last major update February 2010

Copyright: (c) 2002-2018,, Inc.

PubMed Search: Accessory urethral canals

Cite this page: Cubilla, A., Chaux, A. Accessory urethral canals. website. Accessed November 14th, 2018.
Definition / general
  • Congenital birth defect of a second urethral canal, usually only a short, blind pouch rather than an actual duct
  • Occurrences of 2 complete urethras extending from the bladder to the penis is very rare
  • Secondary to entrapped urothelium during embryonic development
Clinical features
  • May open near fossa navicularis, become inflamed and produce symptoms
  • May be associated with mucous cysts