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[Posterior urethral valve--etiology, diagnosis and treatment]
G Tomala-Loś1, J Kmiecik, J Stelmach
1Pracowni Rentgenowskiej Szpitala Nr 3 W. Sz. Z. w Bielsku-Białej.
Insights
Posterior urethral valves (PUV) are a congenital blockage in boys causing urinary issues. Early diagnosis via imaging and prompt surgical treatment are crucial for managing this condition.
Area of Science:
- Pediatric Urology
- Congenital Malformations
- Urinary Tract Disorders
Context:
- Posterior urethral valves (PUV) represent a significant congenital anomaly in male infants.
- This condition leads to a multi-cystic barrier, impacting bladder emptying and causing voiding dysfunction.
- Understanding the etiology and clinical presentation is vital for timely intervention.
Purpose:
- To describe the etiology, diagnosis, and treatment of posterior urethral valves (PUV).
- To highlight the diagnostic utility of ultrasound (USG), micturating cysto-urethrography, and urodynamic studies.
- To outline differential diagnoses and surgical management strategies for PUV.
Summary:
- Posterior urethral valves (PUV) are identified as a primary cause of infravesical obstruction in male neonates.
- Diagnostic modalities include USG, MCU, and urodynamics, aiding in identifying the urethral obstruction.
- Surgical interventions such as electro-resection, laser ablation, or balloon dilatation are employed for treatment.
Impact:
- Effective management of PUV prevents long-term renal damage and improves quality of life for affected children.
- Accurate diagnosis and timely surgical correction are essential to mitigate complications associated with PUV.
- This review provides a comprehensive overview for clinicians managing posterior urethral valves.
Abstract:
The problems concerned the etiology, diagnosis treatment of the posterior urethral valves (PUV) were described. The malformation is found in boys and creates multi-infra cystic barrier symptoms during miction. USG examination is very helpful in the diagnosis of PUV, as well as micturating cysto-urethrography and urodynamic examination. In differential diagnosis of PUV, one must take into account the barrier causes in the following portions of the urinary tract: narrowing of the urethral exit anterior urethral valves, polyps, diverticuli, hypertrophy of the seminal cumulus. Surgical treatment includes valvular electro-resection, laser destruction, widening by the use of Fogarty catheter and Foley catheter ended with a NaCl solution filled balloon.