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Cardiology16 papers

Obstruction of pelviureteric junction

Last edited: 4/16/2026

Overview

Pelviureteric junction (PUJ) obstruction is characterized by impaired urine flow at the junction between the renal pelvis and ureter, often leading to hydronephrosis and potential renal damage if untreated 1.

Diagnosis

  • Imaging studies (e.g., ultrasound, CT urography) to identify hydronephrosis and anatomical abnormalities 1
  • Renal function tests to assess for impaired function 1
  • Urodynamic studies may be used to confirm obstruction 1

    • Management

  • Primary Treatment: Pyeloplasty, with consideration for splinting to reduce postoperative complications 1
  • Surgical Techniques: Splinted pyeloplasty may offer lower incidence of complications compared to unsplinted procedures 1

    • Special Populations

  • Pregnancy: Specific management strategies not addressed in provided abstracts 1
  • Pediatrics: No specific details provided in the abstracts 1
  • Elderly: No distinct considerations mentioned in the abstracts 1
  • Comorbidities: Impact of comorbidities on surgical outcomes not detailed in the abstracts 1

    • Key Recommendations

  • Consider splinting during pyeloplasty to potentially decrease postoperative complications (Evidence: Moderate) 1
  • Perform pyeloplasty as the primary surgical intervention for PUJ obstruction (Evidence: Moderate) 1
  • Utilize imaging studies for diagnosis to confirm anatomical obstruction and assess renal impact (Evidence: Moderate) 1

    • References

    1 Smith JM, Butler MR. Splinting in pyeloplasty. Urology 1976. link90370-8)

    Original source

    1. [1]
      Splinting in pyeloplasty. — Smith JM, Butler MR Urology (1976)
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