About 10 to 35 percent of all survivors eventually develop a stricture, or narrowing, of the intestine that occurs with healing.
The stricture of the esophagus is caused by a thickening of the lining of the esophagus in response to acids from the stomach.
If, however, one of the ureters has a dead end, a stricture or stenosis (narrowing), or a leaky ureterovesical valve (between the ureter and bladder), infection is the likely result.
Stricture or stenosis of a ureter prevents urine from flowing freely.
For this reason it is used to remove corneal opacities, deafness due to thickening of the membrane, stricture of the oesophagus and hypertrophy of the pylorus, it has also been successful in the treatment of adhesive parametritis.