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[A case of ureterovesical malacoplakia that manifested hydronephrosis]
1Department of Urology, Iwate Medical University School of Medicine.
Hinyokika Kiyo. Acta Urologica Japonica
|May 2, 2001
Summary
This case study highlights malacoplakia, a rare condition causing urinary tract obstruction. A ureteral stent effectively managed hydronephrosis and obstruction in a patient with malacoplakia.
Area of Science:
- Urology
- Pathology
Background:
- Malacoplakia is a rare chronic inflammatory condition.
- It can affect various organs, including the urinary tract, leading to potential complications like obstruction.
Observation:
- A 70-year-old woman presented with persistent pyuria and hydronephrosis after treatment for acute pyelonephritis.
- Intravesical and ureteral tumors were resected, with pathological diagnosis confirming malacoplakia.
- Sclerotic thickening of the intramural ureter was identified as the cause of hydronephrosis.
Findings:
- A ureteral stent was placed due to mild obstruction and ureteral scarring.
- The patient showed no signs of infection or recurrence after seven months of stent placement.
- This suggests a ureteral stent can be an effective, less invasive treatment option.
Implications:
- Ureteral stenting may be a suitable management strategy for malacoplakia-induced urinary tract obstruction.
- Close monitoring is essential to mitigate risks of infection and recurrence associated with long-term stenting.
- Further research is needed to optimize treatment protocols for urinary tract malacoplakia.