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Technical Modification of the Terminal Ureter During Total Transperitoneal Laparoscopic Nephroureterectomy for Upper Urinary Tract Urothelial Carcinoma
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Published on: November 22, 2019

Laparoscopic biopsy and ureterolysis in Erdheim-Chester disease

Erik P Castle1, Mitchell R Humphreys, Paul E Andrews

  • 1Department of Urology, Mayo Clinic College of Medicine, Scottsdale, Ariz 85259, USA.

Mayo Clinic Proceedings
|April 12, 2005
PubMed

Insights

Erdheim-Chester disease (ECD) is a rare histiocytosis. This case highlights that ureterolysis provides limited benefit for ECD, emphasizing the need for accurate diagnosis.

Area of Science:

  • Histiocytic Disorders
  • Oncology
  • Rare Diseases

Background:

  • Erdheim-Chester disease (ECD) is a rare, progressive, non-Langerhans cell histiocytosis with a poor prognosis.
  • ECD affects multiple organ systems, often leading to diagnostic challenges and limited treatment options.
  • Early and accurate diagnosis is crucial for effective management of ECD.

Observation:

  • A patient presented with symptoms suggestive of retroperitoneal fibrosis.
  • Laparoscopic bilateral ureterolysis and biopsy were performed, with initial diagnosis based on percutaneous needle biopsy.
  • Final pathological diagnosis revealed Erdheim-Chester disease (ECD) upon laparoscopic biopsy.

Findings:

  • The surgical intervention of ureterolysis offered minimal benefit to the patient with ECD.
  • Laparoscopic biopsy was essential for the definitive diagnosis of ECD.
  • The constellation of symptoms associated with ECD can mimic other retroperitoneal conditions.

Implications:

  • Accurate pathological diagnosis is paramount to avoid misdiagnosis of ECD.
  • Ureterolysis is not an effective treatment for the retroperitoneal manifestations of ECD.
  • Increased awareness of ECD's clinical presentation can improve diagnostic timelines and patient outcomes.

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