megaureter


Also found in: Encyclopedia, Wikipedia.

megaureter

 
congenital dilatation of the ureter; it may be either a primary condition or secondary to something else. Called also megaloureter.

u·re·ter·ec·ta·si·a

(yū-rē'tĕr-ek-tā'zē-ă),
Dilation of a ureter.
[ureter + G. ektasis, a stretching out]

megaureter

A condition characterised by dilation of the ureter, which is more common in males, often bilateral and typically associated with other urogenital abnormalities. Therapy usually entails tunnelled reimplantation to prevent reflux.

megaureter

 A large ureter of any etiology, divided by some urologists into reflux megaureter, obstructed ureter and non-reflux or idiopathic megaureter

meg·a·lo·u·re·ter

, megaureter (megă-lō-yūrĕ-tĕr, megă-yūrĕ-tĕr)
An enlarged dilated ureter.

megaureter

Considerable widening of the tube carrying urine down from the kidney to the bladder (the ureter). This usually results from obstruction to outflow in the lower part of the ureter or from reflux of urine upwards from the bladder.
References in periodicals archive ?
One case diagnosed as PUJ obstruction on Diuretic Renogram was found to have megaureter intraoperatively.
The Fate of Primary Nonrefluxing Megaureter: A Prospective Outcome Analysis of the Rate of Urinary Tract Infections, Surgical Indications and Time to Resolution.
Lebowitz, "The coexistence of congenital megacalyces and primary megaureter," American Journal of Roentgenology, vol.
Urinary tract defects Group I Group II Primary megaureter 2 1 Vesicoureteral reflux 5 6 Ureterocele 3 2 Summary 10 (15.38%) 9 (20.93%) TABLE 2: Characteristics of the selected parameters of children in group I and group II who underwent URSL procedure.
Another 75 patients of the entire 907 subjects who were tracked had other conditions (ureterocele: eight cases; stones: seven cases; cystic dysplasia: 43 cases; megaureter: 15 cases; and Wilms' tumor: two cases) that did not progress to CKD.
Congenital anomalies of the kidney and urinary tract (CAKUT) comprise a spectrum of malformations that occur at the level of the kidney (e.g., hypoplasia and dysplasia), collecting system (e.g., idiopathic hydronephrosis, ureteropelvic junction obstruction, and megaureter), bladder (e.g., ureterocele and vesicoureteral reflux), or urethra (e.g., posterior urethral valves) [48].
Se encontraron otras condiciones anatomico funcionales asociadas al RVU tales como: anillo uretral (5/41), post trasplante renal (5/41), doble sistema colector (2/41), vejiga neurogenica (2/41), megaureter (2/41), valvas de uretra posterior (1/41) y ureterocele (1/41).
Megaureter is defined as dilated ureter with or without dilatation of the renal pelvis and calyces.
Se han descrito anomalias genitourinarias en el 20% de los casos reportados como agenesia o displasia renal y megaureter, entre otras.
Ureteral and urethral abnormalities Ureteropelvic junction obstruction Ureteral duplication/bifid ureter Vesicoureteral reflux Primary megaureter Ureteral ectopia Posterior urethral valves In combination with A, B, or C III.
In children, ultrasound is useful as a screening examination to evaluate for hydro nephrosis, megaureter, and renal ectopia.