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Renal liposarcoma.

Diogo A L Bader1, Luis A B Peres, Sérgio L Bader

  • 1West Paraná State University, UNIOESTE, Cascavel, Paraná, Brazil. diogobader@hotmail.com

International Braz J Urol : Official Journal of the Brazilian Society of Urology
|February 4, 2005
PubMed
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A rare kidney liposarcoma was incidentally discovered in a 49-year-old organ donor. Radical nephrectomy was successful, with the patient remaining asymptomatic and showing no recurrence after four years.

Area of Science:

  • Oncology
  • Nephrology
  • Surgical Pathology

Background:

  • Liposarcoma, a malignant mesenchymal tumor, typically arises in the retroperitoneum.
  • Isolated renal liposarcoma is exceptionally rare.
  • Early detection is crucial for effective management.

Observation:

  • A 49-year-old female organ donor presented with an incidentally detected renal pleomorphic liposarcoma during pre-transplantation evaluation.
  • The patient had a family history of renal polycystic disease.
  • The tumor was discovered through routine preoperative examinations.

Findings:

  • The patient underwent a radical nephrectomy for the renal liposarcoma.
  • Post-surgical follow-up included regular ecographic examinations over a 4-year period.

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  • No evidence of tumor recurrence was observed during the follow-up period.

    • Implications:

    • This case highlights the importance of thorough preoperative assessments, even in asymptomatic organ donors.
    • It underscores the possibility of incidental findings of rare renal tumors.
    • Successful surgical management and long-term follow-up are key for patients with renal liposarcoma.