Management of Upper Urinary Tract Obstruction: Difference between revisions

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* '''See Pediatrics Surgery of the Ureter Chapter Notes'''
* '''See Pediatrics Surgery of the Ureter Chapter Notes'''
* Most cases are congenital, but may only become clinically apparent much later in life
** Many newborns diagnosed with hydronephrosis are subsequently found to have ureteropelvic junction obstruction (UPJO)
** '''UPJO in the neonates is most frequently found as a result of maternal-fetal ultrasound'''


=== Etiology ===
=== Etiology ===
* '''<span style="color:#ff0000">Classified: congenital vs. acquired</span> or intrinsic vs. extrinsic'''
* '''<span style="color:#ff0000">Classified: congenital vs. acquired</span> or intrinsic vs. extrinsic'''
** '''Congenital UPJO usually results from intrinsic disease'''
** Most cases are congenital, but may only become clinically apparent much later in life
***'''Congenital UPJO usually results from intrinsic disease'''
***Many newborns diagnosed with hydronephrosis are subsequently found to have ureteropelvic junction obstruction (UPJO)
*** '''UPJO in the neonates is most frequently found as a result of maternal-fetal ultrasound'''
* '''<span style="color:#ff0000">Congenital causes of UPJO (5):</span><span style="color:#0000ff"> SHAVA</span>'''
* '''<span style="color:#ff0000">Congenital causes of UPJO (5):</span><span style="color:#0000ff"> SHAVA</span>'''
*# '''<span style="color:#ff0000">True ureteral </span><span style="color:#0000ff">S</span><span style="color:#ff0000">tricture</span>'''
*# '''<span style="color:#ff0000">True ureteral </span><span style="color:#0000ff">S</span><span style="color:#ff0000">tricture</span>'''