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Adult Soft Tissue SarcomaNCT01034566

Proton Beam Radiation Therapy in Treating Patients With Retroperitoneal Sarcoma

A study testing Proton Beam Radiation Therapy in people with Adult Soft Tissue Sarcoma, run by Abramson Cancer Center at Penn Medicine at 1 site in United States.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

RATIONALE: Specialized radiation therapy, such as proton beam radiation therapy, that delivers a high dose of radiation directly to the tumor may kill more tumor cells and cause less damage to normal tissue in patients with retroperitoneal sarcoma. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Adult Soft Tissue Sarcoma
What is being tested?
Proton Beam Radiation Therapy
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
0 participants
Where
1 siteUnited States
Study dates
Nov 2009to Jan 2013
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients with a histologic diagnosis of sarcoma in the peritoneum/retroperitoneum/pelvis are eligible for this study
  • Patients must have either radiographic(pre-operative) or pathologic (post-operative) evidence of disease limited the peritoneum/retroperitoneum/pelvis without evidence of peritoneal sarcomatosis
  • For pre-operative cases, the patient must be considered operable/resectable as judged by the attending surgeon (this is determined by an extensive radiographic and medical evaluation that includes but is not limited to: CT Chest and Abdomen with contrast, MRI/CT Brain and Medical/Cardiac Clearance)
  • Patients should have an EGOC status of 0-2
  • Patients must sign a document that indicates that they are aware of the investigative nature of the treatment of this protocol, and the potential benefits and risks (patients unwilling or unable to sign informed consent are excluded from the study)
  • Women of child-bearing potential as long as she agrees to use a recognized method of birth control (e.g. oral contraceptive, IUD, condoms or other barrier methods etc.); hysterectomy or menopause must be clinically documented

Who cannot join

  • Prior or simultaneous malignancies within the past two years (other than cutaneous squamous or basal cell carcinoma, melanoma in situ or thyroid carcinoma)
  • Pregnant women, women planning to become pregnant and women that are nursing
  • Patients who experience surgical complications that prevent radiation from starting for 5 months or more, unless there is evidence of gross residual disease

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Abramson Cancer Center of the University of Pennsylvania

    Philadelphia, Pennsylvania, 19104

Other trials in United States

About this study

Official title: Proton Radiotherapy for Retroperitoneal Sarcoma

RATIONALE: Specialized radiation therapy, such as proton beam radiation therapy, that delivers a high dose of radiation directly to the tumor may kill more tumor cells and cause less damage to normal tissue in patients with retroperitoneal sarcoma. PURPOSE: This phase I trial is studying the side effects and and best dose of proton beam radiation therapy in treating patients with retroperitoneal sarcoma.

Read the detailed description

Detailed DescriptionPRIMARY OBJECTIVES:

  1. To determine the feasibility and toxicity of proton radiotherapy for retroperitoneal sarcomas.

II. To determine the maximum safe proton radiotherapy dose for retroperitoneal sarcomas.

III. To determine the maximally tolerated dose of proton radiotherapy for patients with potentially resectable retroperitoneal sarcoma. (Pre-operative cohort) IV. To assess acute side effects from irradiation using proton beam therapy and dose/volume constraints that are derived from conventional radiotherapy. (Postoperative cohort)

SECONDARY OBJECTIVES:

  1. To assess the clinical effectiveness of proton radiotherapy for retroperitoneal sarcoma.

II. To determine the long-term toxicity of proton radiotherapy to the abdomen and pelvis region.

III. To monitor for effects of proton treatment on tumor and normal tissues using radiographic imaging (both cohorts) or ex-vivo analysis of tissue samples (preoperative cohort only).

Being tested
Proton Beam Radiation Therapy
Medical subject headings
Sarcoma

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Proton Beam Radiation TherapyRadiation

Study groups in NCT01034566
Study groupRoleWhat they receive
Arm IExperimentalPatients undergo proton beam radiotherapy 5 days a week for 6 (preoperative patients) or 8 (post-operative patients) weeks in the absence of disease progression or unacceptable toxicity.
Receives: Radiation: Proton Beam Radiation Therapy

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Acute toxicity as assessed by NCI CTC Version 3.0

    Measured: Within 60 days of completion of radiotherapy

Secondary outcomes (2)
  1. Late toxicity as assessed by the RTOG/EORTC late morbidity scoring system

    Measured: After 60 days of therapy

  2. Clinical efficacy

    Local recurrence-free survival, distant metastasis-free survival, and overall survival

    Measured: One year

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted17 Dec 2009 (estimated)
  2. Study startNov 2009
  3. Primary completionNov 2012
  4. Study completionJan 2013

Why it stopped: Failure to accrue

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Model description
Proton radiation for retroperitoneal sarcoma
Masking
None (open label)
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01034566
Sponsor's protocol ID
UPCC 04509
Status last verified
Jun 2021
First submitted
4 Dec 2009
Last updated
10 Jun 2021
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A study testing Proton Beam Radiation Therapy in people with Adult Soft Tissue Sarcoma, run by Abramson Cancer Center at Penn Medicine at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 6 inclusion and 3 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: withdrawn, as of the sponsor's last update on 10 Jun 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study was withdrawn before enrolling participants, so there are no results.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Acute toxicity as assessed by NCI CTC Version 3.0 (time frame: Within 60 days of completion of radiotherapy). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 10 Jun 2021.

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