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Multidisciplinary treatment of primary orbital rhabdomyosarcoma. A single-institution experience
A Fiorillo1, R Migliorati, M Grimaldi
1Department of Pediatrics, II Faculty of Medicine, University of Naples,Italy.
Abstract:
Orbital rhabdomyosarcoma accounts for one-fourth of the primary tumors in the head and neck region. Modern treatment modalities have led to a 2-year survival rate of about 90% in these patients. However, new therapeutic trials are designed to reduce complications and salvage more than 90% of orbital cases. Between 1979 and 1990, 12 children affected by primary orbital rhabdomyosarcoma have been diagnosed and treated at the University of Naples. Ten of them have been uniformly treated by biopsy, followed by immediate radiation and combined chemotherapy. All 12 patients are alive and free of detectable disease, from a minimum of 7 months to a maximum of 123 months after diagnosis. In all children, ocular structures have been spared and the complications observed until now have been few. The above results suggest that the association of immediate radiation therapy and chemotherapy might represent an optimal tool for treatment of orbital rhabdomyosarcoma.
Insights
Orbital rhabdomyosarcoma treatment combining radiation and chemotherapy shows high survival rates. This approach effectively spares ocular structures and minimizes complications in pediatric patients.
Area of Science:
- Oncology
- Pediatric Oncology
- Ophthalmology
Background:
- Orbital rhabdomyosarcoma is a significant head and neck tumor in children, accounting for 25% of primary tumors.
- Current treatments achieve approximately 90% 2-year survival, with ongoing efforts to improve outcomes and reduce morbidity.
Purpose of the Study:
- To evaluate the efficacy and safety of combined immediate radiation therapy and chemotherapy for primary orbital rhabdomyosarcoma.
- To assess the impact of this treatment protocol on survival rates and ocular structure preservation.
Main Methods:
- A cohort of 12 pediatric patients with primary orbital rhabdomyosarcoma diagnosed between 1979 and 1990.
- Ten patients received a uniform treatment of biopsy followed by immediate radiation and combined chemotherapy.
Main Results:
- All 12 patients remain alive with no detectable disease, with follow-up ranging from 7 to 123 months.
- Ocular structures were preserved in all patients, and observed complications were minimal.
Conclusions:
- The combination of immediate radiation therapy and chemotherapy appears to be an optimal treatment strategy for orbital rhabdomyosarcoma.
- This multimodal approach offers high survival rates and preserves visual function in pediatric patients.