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[Pigmented villonodular synovitis: apropos of 3 cases]
J Mullier1, S Beauvois, M Gebhart
1Département de radiothérapie, institut Jules-Bordet, rue Héger-Bordet 1, 1000 Bruxelles, Belgique. dominique.gouders@curie.net
Summary
Pigmented villonodular synovitis (PVNS) can rarely transform into malignancy, challenging its presumed benign nature. Further research is needed to establish optimal treatment strategies for this rare condition.
Area of Science:
- Orthopedics
- Oncology
- Pathology
Background:
- Pigmented villonodular synovitis (PVNS) is a rare, locally aggressive neoplastic proliferation of the synovium.
- Typically considered a benign condition, PVNS can present diagnostic and therapeutic challenges.
Observation:
- This report details three recent cases of PVNS treated surgically.
- One case demonstrated malignant transformation, a rare but significant finding.
Findings:
- The occurrence of malignant transformation in PVNS prompts re-evaluation of its biological behavior.
- Current therapeutic options for PVNS include surgical resection, with varying approaches based on disease extent.
Implications:
- The findings underscore the importance of considering malignant potential in PVNS diagnosis.
- A larger patient cohort is essential to define evidence-based therapeutic strategies and improve patient outcomes for PVNS.