NCIt definition : A rare congenital abnormality that mostly affects males. In males, it is characterized
by the presence of the urethral opening in the dorsal surface of the penis. In females,
this abnormality is even rarer and is characterized by the presence of an elongated
urethra that has developed too far anteriorly.;
Alternative definition : NICHD: A congenital condition in which the urethra fails to develop properly, and
the opening of the urethra is located on the dorsum of the penis.;