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Effective radiotherapy in one case of dermatofibrosarcoma protuberans
Strahlentherapie
|November 1, 1982
Summary
High-dose radiation therapy can achieve complete response in dermatofibrosarcoma protuberans lesions, even after multiple recurrences. Patience with treatment is key for effective management of this rare skin cancer.
Area of Science:
- Oncology
- Dermatology
- Radiation Oncology
Background:
- Dermatofibrosarcoma protuberans (DFSP) is a rare, locally aggressive skin cancer.
- Recurrent DFSP poses management challenges, often requiring multimodal treatment approaches.
Observation:
- This case study details the long-term management of multiple recurrent DFSP lesions over 46 years.
- Radiotherapy, including medium- and high-dose regimens and interstitial therapy, was employed.
- Lesion regression following radiotherapy occurred over several months.
Findings:
- Complete response was observed in 2 of 3 lesions treated with medium- and high-dose radiation therapy.
- One of five lesions achieved complete response with interstitial therapy.
- Literature review indicates 5 additional cases of local control and 2 of partial control with high-dose radiotherapy.
- Treatment failures in literature were often associated with low radiation doses and short follow-up periods.
Implications:
- High-dose radiotherapy, when administered with patience, may be a viable option for selected recurrent DFSP cases.
- This suggests a potential role for carefully considered, high-dose radiation in managing challenging DFSP.
- Further investigation into optimal radiotherapy protocols for DFSP is warranted.