Radiotherapy With Hyperthermia in Recurrent and Radiation-Induced Sarcomas (HOT)

Hyperthermia and Radiotherapy in the Treatment for In-field Recurrent and Radiation-induced Soft Tissue and Bone Sarcomas

After a screening, which consists of biopsy, physical examination, initial diffusion-weighted magnetic resonance imaging (DWI-MRI) or body computed tomography (CT) scan, blood tests and case analysis on Multidisciplinary Team (MDT) meeting, a patient with radiation-induced or in-field recurrent sarcoma will receive the hypofractionated radiotherapy with deep hyperthermia (twice a week) within three weeks. The response analysis in CT or DWI-MRI and toxicity assessment will be performed after 6 weeks. In resectable tumors, a patient will be referred to surgery. In the case of unresectability, the patient will followed-up.

Study Overview

Detailed Description

Due to the rarity of radiation-induced (RIS) or previously irradiated recurrent (PIRS) sarcomas, no guidelines nor randomized prospective clinical trials on this topic exist. Thus the management of RIS and PIR is challenging. The only curable modality in non-metastatic RIS/PIRS is radical resection with wide negative margins. The role of secondary radiotherapy in locally advanced RIS/PIRS is unclear, mostly due to the concerns about possible severe side effects after re-irradiation.

The addition of deep hyperthermia to irradiation and in the prolonged gap between the end of moderately hypofractionated radiotherapy (with or without integrated boost) and surgery may allow obtaining the long-term local control with the maintenance of a good treatment tolerance Hyperthermia is a method of increasing the temperature in the tumor to damage cancer cells with minimum injury to the normal cells. It should be combined with another treatment modality (radio- or chemotherapy) rather than used alone. Its efficacy was proven in clinical trials. Treatment tolerance is usually very good.

Study Type

Interventional

Enrollment (Anticipated)

20

Phase

  • Phase 2

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Contact Backup

Study Locations

    • Mazovian
      • Warsaw, Mazovian, Poland, 02-781
        • Recruiting
        • The Maria Sklodowska-Curie National Research Institute of Oncology in Warsaw
        • Contact:
        • Sub-Investigator:
          • Aneta Borkowska, MD
        • Principal Investigator:
          • Mateusz J Spałek, MD PhD
        • Sub-Investigator:
          • Piotr Ł Rutkowski, MD PhD

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (ADULT, OLDER_ADULT)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Able to provide informed consent
  • Eastern Cooperative Oncology Group performance status 0 - 2
  • Age ≥18 years old
  • Histologically-proven diagnosis of radiation-induced or recurrent soft tissue sarcoma
  • Previous radiotherapy within the planned target volume

Exclusion Criteria:

  • Histologic diagnosis of rhabdomyosarcoma (except spindle cell and pleomorphic subtype), osteogenic sarcoma, Ewing's sarcoma/PNET, aggressive fibromatosis
  • Contraindications to radiotherapy or hyperthermia
  • Predicted unacceptable high risk of reirradiation-related toxicity, in the Investigator's judgment
  • Unresectable metastases

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: TREATMENT
  • Allocation: NON_RANDOMIZED
  • Interventional Model: PARALLEL
  • Masking: NONE

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
EXPERIMENTAL: Radiotherapy with hyperthermia in resectable sarcomas
12x 3 Gy (4 fractions per week) + hyperthermia (6x) + surgery
Deep hyperthermia (Celsius TCS or BSD-2000) according to local protocol combined with radiotherapy, twice a week.
Resectable or marginally resectable tumors: preoperative hypofractionated 12x 3 Gy radiotherapy (4 days in a week, three weeks) prescribed on planned target volume (tumor volume + elective margins + setup/error margin) with daily image guidance with cone beam-CT or kV-portal position verification.
EXPERIMENTAL: Radiotherapy with hyperthermia in non-resectable sarcomas
12x 3 Gy with simultaneous integrated boost 3.5 Gy (4 fractions per week) + hyperthermia (6x)
Deep hyperthermia (Celsius TCS or BSD-2000) according to local protocol combined with radiotherapy, twice a week.

Non-resectable/inoperable tumors: definitive hypofractionated 12x 3 Gy radiotherapy prescribed on planned target volume (tumor volume + elective margins + setup/error margin) with simultaneous integrated boost 3.5 Gy per fraction prescribed on boost planned target volume (tumor volume + setup/error margin), 4 days in a week, three weeks.

Radiotherapy with daily image guidance with cone beam-CT or kV-portal position verification.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Ratio of late adverse events
Time Frame: 18 months
Ratio of grade 3 or higher late adverse events related to reirradiation, according to CTCAE 5.0
18 months

Secondary Outcome Measures

Outcome Measure
Time Frame
Progression-free survival
Time Frame: 18 months
18 months
Local control rate
Time Frame: 18 months
18 months
Cancer-specific survival
Time Frame: 18 months
18 months

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Mateusz J Spałek, MD PhD, The Maria Sklodowska-Curie National Research Institute of Oncology in Warsaw

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (ACTUAL)

October 23, 2019

Primary Completion (ANTICIPATED)

April 1, 2022

Study Completion (ANTICIPATED)

April 1, 2023

Study Registration Dates

First Submitted

May 18, 2020

First Submitted That Met QC Criteria

May 18, 2020

First Posted (ACTUAL)

May 21, 2020

Study Record Updates

Last Update Posted (ACTUAL)

April 28, 2021

Last Update Submitted That Met QC Criteria

April 25, 2021

Last Verified

May 1, 2020

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

YES

IPD Sharing Supporting Information Type

  • CSR

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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