Ureteral prolapse is a congenital malformation that can occur in all subjects but is most common in children. This disease causes urinary tract disorders, if not detected and treated early, it will lead to complications affecting kidney function.

Ureterocele is a condition of pseudocystic dilatation of the submucosal terminal urethra. This disease can occur at any age, but is more common in children. Laparoscopic incision of the ureterocele is a commonly used treatment method for ureterocele.