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Intraoperative photodynamic therapy for retroperitoneal sarcomas
R N Nambisan1, C P Karakousis, E D Holyoke
1Department of Surgical Oncology, New York State Department of Health, Roswell Park Memorial Institute, Buffalo 14263.
Cancer
|March 15, 1988
Summary
Adjuvant photodynamic therapy (PDT) is a feasible option for recurrent retroperitoneal sarcomas. This pilot study showed successful tumor resection and no complications, with two patients remaining recurrence-free.
Area of Science:
- Oncology
- Surgical Oncology
- Photodynamic Therapy
Background:
- Recurrent retroperitoneal sarcomas pose a significant challenge after conventional treatments.
- Adjuvant therapies are crucial for improving outcomes in challenging cancer recurrences.
Observation:
- A pilot study investigated the feasibility of intraoperative photodynamic therapy (PDT) in patients with recurrent retroperitoneal sarcomas.
- Ten patients underwent tumor resection followed by PDT to the tumor bed.
Findings:
- Complete tumor resection was achieved in 8 out of 10 patients.
- Two patients remained alive and recurrence-free at 24 and 28 months post-treatment.
- Tumor sites exhibited red fluorescence, aiding in the identification of residual tumor tissue.
Implications:
- Adjuvant PDT demonstrates feasibility as an alternative treatment for recurrent retroperitoneal sarcomas.
- Further clinical trials are warranted to establish the efficacy of PDT in this patient population.
- Intraoperative PDT may improve tumor detection and resection rates in challenging surgical cases.