41. Each lobule contains a single branch of the ureter in its centre, into which the collecting ducts empty. 42. The stent allows for easier passage of the stone by relieving obstruction and through passive dilatation of the ureter . 43. The ureters cross the pelvic brim near the bifurcation of the iliac arteries ( which they run over ). 44. This is an option only when the cancer is superficial and infects only the bottom third of the ureter . 45. It is then attached to the ureters and the urethra, thus simulating the function of the original organ. 46. A functional obstruction at the lower end of the ureter leads to progressive dilatation and a tendency to infection. 47. It is the most common type of bladder cancer and cancer of the ureter , urethra, and urachus. 48. NKX3-1 expression is seen in prostate epithelium, testis, ureter , and pulmonary bronchial mucous glands. 49. Ectopic ureter is commonly a result of a duplicated renal collecting system, a duplex kidney with 2 ureters. 50. Ectopic ureter is commonly a result of a duplicated renal collecting system, a duplex kidney with 2 ureters .
