Successful alpha-1 receptor blockade therapy in a toddler with infrequent and difficult voiding

Related Experiment Video

Updated: Aug 11, 2026

Real-Time Void Spot Assay
06:39

Real-Time Void Spot Assay

Published on: February 10, 2023

William Lane M Robson1, Alexander K C Leung

  • 1Pediatric Urology, University of Oklahoma, USA.

Advances in Therapy
|March 3, 2006
PubMed

Insights

A penile injury in a young boy led to difficult urination and a distended bladder. Alpha-1 receptor blockers effectively treated the voiding dysfunction, resolving symptoms rapidly.

Area of Science:

  • Pediatric Urology
  • Urologic Trauma
  • Functional Voiding Disorders

Background:

  • A 3-year-old boy experienced persistent voiding difficulties following a soft tissue injury to the glans penis.
  • The condition lasted over 9 months, impacting bladder function and leading to a distended bladder.
  • Diagnostic evaluations indicated elevated bladder volumes and impaired voiding dynamics.

Observation:

  • The patient presented with infrequent and difficult urination post-penile injury.
  • Imaging revealed a markedly distended bladder, suggesting significant urinary retention.
  • Voiding diaries corroborated the presence of high bladder volumes.

Findings:

  • Treatment with an alpha-1 receptor blocker rapidly normalized voiding within 24 hours.
  • Discontinuation of the medication led to symptom recurrence within 48 hours.
  • Reinitiation of alpha-1 receptor blocker therapy promptly resolved the voiding dysfunction.

Implications:

  • Alpha-1 receptor blockers may be an effective treatment for post-traumatic voiding dysfunction in children.
  • This case highlights a potential link between penile trauma and functional bladder outlet obstruction.
  • Further research is warranted to explore the pathophysiology and long-term outcomes of such injuries.

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