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Bilateral ureteral atresia

S Madjar1, D Bader, M Abend-Weinger

  • 1Department of Urology, Baui Zion Medical Center-Technion, Israel Institute of Technology, Haifa, Israel.

Journal of Perinatology : Official Journal of the California Perinatal Association
|March 1, 1997
PubMed
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This case report details a rare congenital anomaly: bilateral distal ureteral atresia with severe renal dysplasia in a preterm infant. Prognosis hinges on the obstruction

Area of Science:

  • Pediatric Urology
  • Neonatal Medicine
  • Developmental Biology

Background:

  • Congenital anomalies of the kidney and urinary tract (CAKUT) represent a spectrum of developmental abnormalities.
  • Ureteral atresia, a rare CAKUT, results from incomplete ureteral bud development.
  • Bilateral involvement significantly impacts renal function and long-term prognosis.

Observation:

  • Presentation of a preterm infant with congenital, bilateral, distal ureteral atresia.
  • Associated finding of severe renal dysplasia in both kidneys.
  • The anomaly is attributed to variable degrees of ureteral bud development failure.

Findings:

  • Severe bilateral renal dysplasia indicates significant impairment of kidney formation.
  • Distal ureteral atresia leads to urinary tract obstruction.

Related Experiment Videos

  • The clinical presentation highlights the critical role of ureteral development in renal health.

    • Implications:

    • Early diagnosis and management are crucial for optimizing outcomes in infants with ureteral atresia.
    • Understanding the etiology of ureteral bud failure is key to predicting prognosis.
    • This case underscores the importance of comprehensive prenatal and neonatal evaluations for congenital urinary tract anomalies.