About this trial
This is a phase II, multicenter, non-randomized study.
The main objective is to evaluate the treatment with hypofractionated radiation therapy in neo-adjuvant situations on wound healing in a population of aged patients (≥ 70 years old) or ≥ 65 years of age defined as "fragile" and treated for soft tissue sarcoma.
A maximum of 48 evaluable patients will be included in this study. The patients will receive an hypofractionated radiation therapy prior to conservative surgery.
Each patient will be followed for up to 3 years after the end of complete treatment (radiotherapy + surgery).
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Patient with histologically confirmed soft tissue sarcoma of the limbs or trunk.
Indication for neo-adjuvant or adjuvant radiotherapy.
Patient aged ≥ 70 years with a performance status ECOG ≤ 2 and/or aged 65 to 70 years with an ECOG of 2 and identified by the investigator as "fragile".
Patient affiliated to a Social Health Insurance in France.
Disqualifiers
Retroperitoneal, ORL and visceral sarcomas.
Previous radiotherapy in the area.
Metastatic disease.
Concomitant or sequential chemotherapy.
Trial design
Single group
Treatments tested in this trial
Hypofractionated Radiation Therapy
RadiationThe Hypofractionated Intensity-Modulated Radiation Therapy will be delivered in 5 fractions of 6 Gy each on the Planning Target Volume (PTV). The total dose of 30 Gy will be administered in approximately 1 week.
Conservative treatment
Procedure/SurgeryA wide en bloc resection is required (amputation is excluded) while ensuring the best functional preservation. The surgical procedure will take place about 1,5 to 2 months after the end of the radiation therapy.
Treatment groups
Trial outcomes
Primary outcomes
The rate of patients free of major surgical complications as defined by O'Sullivan within 6 months of surgery.
Secondary outcomes
Patients' disease-free survival defined as the time between the inclusion date and the occurrence of a carcinological event (local recurrence, distant metastasis) or death from any cause.
Surgical complications evaluated according to NCI CTC AE V5 criteria.
Wound disorders, such as partial necrosis and scar disunion, classified into four categories: severe, moderate, minor, absent.
Healing time defined as the time between the date of surgery and the date of complete healing.
Sponsors and contacts
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