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Ureteropelvic junction obstruction in the neonate
G T Bernstein1, J Mandell, R L Lebowitz
1Department of Surgery, Children's Hospital, Boston, Massachusetts.
The Journal of Urology
|November 1, 1988
Summary
Maternal ultrasonography frequently detects asymptomatic newborn hydronephrosis. Early surgical reconstruction for ureteropelvic junction obstruction is safe and effective, though careful nonoperative surveillance is essential.
Area of Science:
- Pediatric Urology
- Neonatal Surgery
- Diagnostic Imaging
Background:
- Maternal ultrasonography increasingly identifies asymptomatic neonatal hydronephrosis.
- Ureteropelvic junction obstruction is a common cause requiring evaluation.
- Early diagnosis impacts management strategies in newborns.
Purpose of the Study:
- To evaluate the outcomes of neonates with hydronephrosis due to ureteropelvic junction obstruction.
- To assess the safety and efficacy of early surgical reconstruction.
- To determine the necessity of careful surveillance in nonoperatively managed cases.
Main Methods:
- Retrospective review of 89 neonates with hydronephrosis over 6 years.
- Diagnostic tools included ultrasonography, voiding cystography, excretory urography, and nuclear renal imaging.
- Surgical intervention (reconstruction) and nonoperative management with surveillance were analyzed.
Main Results:
- Ultrasonography, voiding cystography, and excretory urography were primary diagnostic tools.
- Seventy-five percent of patients underwent early reconstruction, which was safe and effective.
- Only one patient (4%) managed nonoperatively deteriorated, necessitating surgery, highlighting the need for surveillance.
Conclusions:
- Early surgical reconstruction for ureteropelvic junction obstruction in neonates is a safe and effective treatment.
- Nonoperative management requires meticulous surveillance to detect clinical deterioration.
- Maternal ultrasonography plays a crucial role in the early detection of neonatal hydronephrosis.