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Aggressive surgery is unwarranted for biliary tract rhabdomyosarcoma
S L Spunt1, T E Lobe, A S Pappo
1IRS Group of the Children's Cancer Group and the Pediatric Oncology Group, Rochester, MN 55905-0001, USA.
Journal of Pediatric Surgery
|February 29, 2000
Summary
Surgery plays a critical role in diagnosing biliary rhabdomyosarcoma (RMS) and assessing its spread. Despite aggressive surgical efforts, complete tumor removal is uncommon, yet survival rates remain favorable, underscoring the importance of surgical intervention in managing this rare cancer.
Area of Science:
- Pediatric Oncology
- Surgical Oncology
- Rare Cancers
Background:
- Biliary rhabdomyosarcoma (RMS) is an exceptionally rare pediatric malignancy.
- Treatment paradigms often involve multiagent chemotherapy and radiotherapy, with debated roles for aggressive surgical intervention.
Purpose of the Study:
- To evaluate the impact and necessity of aggressive surgical resection in the management of biliary tract rhabdomyosarcoma.
- To analyze treatment strategies, complications, and patient outcomes in a cohort of pediatric patients with biliary RMS.
Main Methods:
- Retrospective review of 25 patients with biliary RMS treated between 1972 and 1998 within the Intergroup Rhabdomyosarcoma Study (IRSG) protocols.
- Analysis of clinical presentation, surgical procedures, chemotherapy regimens, radiotherapy use, and patient outcomes.
Main Results:
- Diagnostic imaging was effective for primary tumor identification but limited in detecting regional metastases.
- Gross total resection was achieved in only 6 patients (29%) without distant metastases, despite aggressive surgical approaches.
- The estimated 5-year survival rate was 78%, even with residual disease post-surgery.
- Infectious complications, particularly sepsis, were frequent, often linked to external biliary drains, contributing to early mortality in 20% of patients.
Conclusions:
- Surgery is essential for accurate diagnosis and staging of biliary RMS.
- Complete tumor resection is infrequently possible, yet favorable outcomes can be achieved.
- External biliary drains are associated with increased infectious risks, necessitating careful management.