Noun
The duct which conveys the urine from the kidney to the bladder or cloaca. There are two ureters, one for each kidney.
Source: Webster's dictionaryAlthough ESWL has been traditionally preferred by many practitioners for treating stones located in the upper ureter, more recent experience suggests ureteroscopic techniques offer distinct advantages in the treatment of upper ureteral stones. Source: Internet
They can also use cystoscopes to insert a stent into a narrowed ureter to improve urine flow, or inject medications or special dyes (for use during diagnostic X-rays). Source: Internet
They may be retained in the ureter for days to weeks as infections resolve and as stones are dissolved or fragmented by ESWL or by some other treatment. Source: Internet
Children Although kidney stones do not often occur in children, the incidence is increasing. citation These stones are in the kidney in two thirds of reported cases, and in the ureter in the remaining cases. Source: Internet
It typically comes in waves lasting 20 to 60 minutes caused by peristaltic contractions of the ureter as it attempts to expel the stone. Source: Internet
One ureteroscopic technique involves the placement of a ureteral stent (a small tube extending from the bladder, up the ureter and into the kidney) to provide immediate relief of an obstructed kidney. Source: Internet