DefinitionEpispadias is a rare congenital (present from birth) defect located at the opening of the urethra.In this condition, the urethra does not develop into a full tube and the urine exits the body from an abnormal location.Causes, incidence, and risk factorsThe causes of epispadias are unknown at this time. Itmay be related to improper development of the pubic bone.In boys with epispadias, the urethra generally opens on the top or side of the penis rather than the tip. However, it is possible for the urethra to be open along the entire length of the penis.In girls, the opening is usually between the clitoris and the labia, but may be in the belly area.Epispadias can be associated with bladder exstrophy, an uncommon birth defect in which the bladder is inside out, and sticks through th