NCT04699292

Brief Summary

To prospectively study commonly used local treatment approaches in Myxoid Liposarcoma (MLS)

Trial Health

77
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
300

participants targeted

Target at P75+ for all trials

Timeline
56mo left

Started Jan 2021

Longer than P75 for all trials

Geographic Reach
1 country

1 active site

Status
recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress53%
Jan 2021Jan 2031

First Submitted

Initial submission to the registry

January 6, 2021

Completed
1 day until next milestone

First Posted

Study publicly available on registry

January 7, 2021

Completed
11 days until next milestone

Study Start

First participant enrolled

January 18, 2021

Completed
10 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

January 1, 2031

Expected
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

January 1, 2031

Last Updated

August 30, 2022

Status Verified

August 1, 2022

Enrollment Period

10 years

First QC Date

January 6, 2021

Last Update Submit

August 29, 2022

Conditions

Outcome Measures

Primary Outcomes (1)

  • Local recurrence free survival

    Survival from surgery to local recurrence (event) or last follow-up

    From surgery to the end of at least 5 years of follow-up

Secondary Outcomes (2)

  • Wound complications

    From surgery to 6 months of follow-up

  • Late toxicity

    From 3 months after surgery to the end of at least 5 years of follow-up

Other Outcomes (2)

  • Patient-Reported Outcome Measures (PROMs)

    From baseline visit to the end of 5 years of follow-up

  • Health-Related Quality of Life (HRQoL)

    From baseline visit to the end of 5 years of follow-up

Study Arms (5)

Cohort A

MLS patients managed by surgery only

Procedure: Surgery

Cohort B

MLS patients receiving preoperative RT to a dose of 36 Gy (equivalent) followed by surgery

Procedure: SurgeryRadiation: Preoperative RT 36Gy

Cohort C

MLS patients receiving preoperative RT to a dose of 50 Gy (equivalent) followed by surgery

Procedure: SurgeryRadiation: Preoperative RT 50Gy

Cohort D

MLS patients receiving surgery followed by postoperative RT to a dose of 50-66 Gy (equivalent)

Procedure: SurgeryRadiation: Postoperative RT 50-66Gy

Cohort E

MLS patients with oligometastatic and/or oligoprogressive disease receiving definitive RT to a dose of 36Gy (equivalent)

Radiation: RT 36Gy

Interventions

SurgeryPROCEDURE

Surgery

Cohort ACohort BCohort CCohort D

Preoperative radiotherapy to 36Gy (equivalent)

Cohort B

Preoperative radiotherapy to 50Gy (equivalent)

Cohort C

Postoperative radiotherapy to 50-66Gy (equivalent)

Cohort D
RT 36GyRADIATION

Definitive radiotherapy to 36Gy (equivalent)

Cohort E

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Patients diagnosed with Myxoid Liposarcoma (MLS) that will be treated in one of the participating Sarcoma Reference Centers according to one of the treatment approaches defined in the 5 cohorts.

You may qualify if:

  • Age \> 18 years
  • Biopsy proven MLS, including the reciprocal chromosomal translocation t(12;16)(q13;p11)
  • ECOG PS 0-2
  • Written informed consent to share coded information in this international Registry

You may not qualify if:

  • Prior radiotherapy to the target area
  • Pregnancy

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

The Netherlands Cancer Institute

Amsterdam, 1066CX, Netherlands

RECRUITING

MeSH Terms

Conditions

Liposarcoma, Myxoid

Interventions

Surgical Procedures, Operative

Condition Hierarchy (Ancestors)

LiposarcomaNeoplasms, Adipose TissueNeoplasms, Connective and Soft TissueNeoplasms by Histologic TypeNeoplasmsSarcoma

Study Officials

  • Rick Haas, MD/PhD

    The Netherlands Cancer Institute

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Rick Haas, MD/PhD

CONTACT

Jules Lansu, MD/PhD

CONTACT

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Target Duration
5 Years
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

January 6, 2021

First Posted

January 7, 2021

Study Start

January 18, 2021

Primary Completion (Estimated)

January 1, 2031

Study Completion (Estimated)

January 1, 2031

Last Updated

August 30, 2022

Record last verified: 2022-08

Data Sharing

IPD Sharing
Will not share

Locations