Fluorine F 18 Fluorodopa-Labeled PET Scan in Planning Surgery and Radiation Therapy in Treating Patients With Newly Diagnosed High- or Low-Grade Malignant Glioma

September 28, 2023 updated by: Mayo Clinic

A Pilot Study of Utility of 18F-FDOPA-PET for Neurosurgical Planning and Radiotherapy Target Delineation in Glioma Patients: Biopsy Validation of 18F-FDOPA-PET Uptake and Biodistribution in Brain Tumors

RATIONALE: New imaging procedures, such as fluorine F 18 fluorodopa-labeled PET scan, may help in guiding surgery and radiation therapy and allow doctors to plan better treatment.

PURPOSE: This clinical trial studies fluorine F 18 fluorodopa-labeled PET scan in planning surgery and radiation therapy in treating patients with newly diagnosed high- or low-grade malignant glioma

Study Overview

Detailed Description

PRIMARY OBJECTIVES:

I. To determine correlation between 18F-FDOPA PET activity, MRI contrast enhancement, and high- or low-grade glioma biopsies.

II. To compare radiotherapy target volume delineation with and without 18F- FDOPA-PET metabolic imaging information to determine role of metabolic imaging in radiotherapy treatment planning.

SECONDARY OBJECTIVES:

I. To determine correlation between concordance of 18F-FDOPA PET activity, MRI contrast enhancement, and high- or low-grade glioma biopsies and patient outcomes including overall survival and progression free survival.

OUTLINE:

Beginning at no more than 1 week before biopsy and resection, patients undergo fluorine F 18 fluorodopa-labeled PET/CT scan and pre-operative MRI. Patients then undergo stereotactic craniotomy. Some patients may also undergo radiation therapy.

After completion of study treatment, patients are followed up every year for 5 years.

Study Type

Interventional

Enrollment (Actual)

24

Phase

  • Early Phase 1

Contacts and Locations

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

Study Locations

    • Minnesota
      • Rochester, Minnesota, United States, 55905
        • Mayo Clinic

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

Description

Inclusion Criteria:

  • Age ≥18 years.
  • MRI findings compatible with newly diagnosed high- or low-grade malignant glioma
  • Planned craniotomy and resection or biopsy
  • Willing to sign release of information for any radiation and/or follow-up records
  • Negative pregnancy test done =< 48 hours of injection of study drug, for women of childbearing potential only
  • Provide informed written consent
  • Patients with eGFR < 60 mg/min/1.72m2 are eligible for the study; PLEASE NOTE: the patient is not eligible to receive the contrast for the pMRI at the study dose.

Exclusion Criteria:

  • Unable to undergo MRI scans with contrast (e.g. cardiac pacemaker, defibrillator, kidney failure)
  • Unable to undergo an 18F-FDOPA PET scan (e.g. Parkinson's Disease, taking anti-dopaminergic, or dopamine agonist medication or less than 6 half-lives from discontinuance of dopamine agonists)
  • Pregnant women; nursing women; men or women of childbearing potential who are unwilling to employ adequate contraception

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: Diagnostic
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Arm I
Beginning at no more than 1 week before biopsy or resection, patients undergo fluorine F 18 fluorodopa-labeled PET/CT scan and pre-operative MRI. Patients then undergo stereotactic craniotomy. Some patients may also undergo radiation therapy.
Correlative studies
Other Names:
  • biopsies
Undergo radiation therapy
Other Names:
  • irradiation
  • radiotherapy
  • therapy, radiation
Undergo computed tomography
Other Names:
  • tomography, computed
Undergo stereotactic craniotomy
Undergo radiation therapy treatment planning/simulation
Undergo magnetic resonance imaging
Other Names:
  • MRI
  • NMRI
  • nuclear magnetic resonance imaging
  • NMR imaging
Undergo positron emission tomography
Other Names:
  • PET
  • FDG-PET
  • PET scan
  • tomography, emission computed
Given IV
Other Names:
  • 18F-DOPA
  • 18F-FDOPA
  • (18)F-FDOPA
  • 18F-6- L-fluorodopa

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
18F-FDOPA PET activity, MRI contrast enhancement, and high- or low-grade glioma biopsies
Time Frame: Up to 2 years
Determine correlation between 18F-FDOPA PET activity, MRI contrast enhancement, and high- or low-grade glioma biopsies.
Up to 2 years
18F- FDOPA-PET metabolic imaging information
Time Frame: Up to 2 years
Compare radiotherapy target volume delineation with and without 18F- FDOPA-PET metabolic imaging information to determine role of metabolic imaging in radiotherapy treatment planning.
Up to 2 years

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Concordance of 18F-FDOPA PET and 11C-choline activity, MRI contrast enhancement, and high- or low-grade glioma biopsies
Time Frame: Up to 2 years
Determine correlation between concordance of 18F-FDOPA PET and 11C-choline activity, MRI contrast enhancement, and high- or low-grade glioma biopsies and patient outcomes including overall survival and progression free survival.
Up to 2 years
With and without 18F- FDOPA PET, 11C-choline PET metabolic imaging information
Time Frame: 2 Years
Compare radiotherapy target volume delineation with and without 18F- FDOPA PET, 11C-choline PET metabolic imaging information; pMRI and DTI advanced MR imaging, to determine role in radiotherapy treatment planning.
2 Years
18F-FDOPA PET activity, 11C-choline PET activity, MRI contrast enhancement, pMRI, and DTI, with high- or low-grade glioma biopsies
Time Frame: 2 years
Determine correlation between 18F-FDOPA PET activity, 11C-choline PET activity, MRI contrast enhancement, pMRI, and DTI, with high- or low-grade glioma biopsies.
2 years

Collaborators and Investigators

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

Sponsor

Investigators

  • Study Chair: Nadia N. Laack, M.D., Mayo Clinic

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)

July 26, 2010

Primary Completion (Actual)

November 1, 2013

Study Completion (Estimated)

December 30, 2024

Study Registration Dates

First Submitted

July 14, 2010

First Submitted That Met QC Criteria

July 16, 2010

First Posted (Estimated)

July 20, 2010

Study Record Updates

Last Update Posted (Actual)

October 2, 2023

Last Update Submitted That Met QC Criteria

September 28, 2023

Last Verified

September 1, 2023

More Information

Terms related to this study

Other Study ID Numbers

  • MC1078 (Other Identifier: Mayo Clinic Cancer Center)
  • NCI-2010-01607 (Registry Identifier: CTRP (Clinical Trial Reporting Program))
  • 10-001904 (Other Identifier: Mayo Clinic IRB)

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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