Posterior urethral valves – Pathology, Clinical features, Diagnosis and Management

  • Posterior urethral valve is the most common cause of obstructive uropathy in a male child.
  • They are simply folds of urothelium
  • They act as flap valves – blocks flow of urine – yet allows passage of a catheter easily
  • Clinical presentation
    • Obstructive uropathy
  • Diagnosis
    • Voiding cystourethrogram
    • Endoscopy
  • Management
    • Transurethral ablation of valve leaflets
    • If the creatinine levels are elevated, vesicostomy has to be done first to bring down creatinine levels before attempting ablation

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