Ectopic opening of ureter

Ectopic ureteral opening refers to the opening of the ureter outside the normal position. Men usually open the posterior urethra, ejaculation duct, seminal vesicle, etc. Women can open the urethra, vagina, vestibule and cervix. About 80% of the ureteric ectopic is found in the upper ureter in a double ureter. More than 80% of double kidney and double ureter with ureteral ectopic is seen in women, while single ureteral ectopic is more common in men. About 10% of ureteric ectopic is bilateral.