Pilot Study of 18F-FMISO PET/CT and MRI Imaging to Explore Tissue Hypoxia and Arteriovenous Shunting in Subjects With Recurrent Glioblastoma Before and After Bevacizumab Treatment

Subjects with recurrent glioblastoma who are candidates for bevacizumab treatment according to standard of care will be eligible for this study. Positron emission tomography (PET/CT) imaging will use the investigational radiotracer [18F]FMISO to image the brain and evaluate for hypoxia pre and post therapy.. Subjects will also undergo up to three Brain MRIs.

Study Overview

Study Type

Interventional

Enrollment (Actual)

2

Phase

  • 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

    • Pennsylvania
      • Philadelphia, Pennsylvania, United States, 19104
        • Abramson Cancer Center of The University of Pennsylvania

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:

  • Participants will be ≥ 18 years of age
  • Biopsy proven glioblastoma
  • Must meet one of the following criteria:
  • Recent surgery (within 2 months) showing recurrent glioblastoma with measurable (20 mm in 2 dimensions) residual tumor.

Radiologic evidence of recurrent tumor based on conventional and advanced MRI findings.

  • Recommended for clinically indicated bevacizumab therapy
  • Life expectancy of greater than 3 months in the opinion of an investigator or treating physician.
  • Karnofsky performance status ≥ 60
  • Participants must be informed of the investigational nature of this study and be willing to provide written informed consent and participate in this study in accordance with institutional and federal guidelines prior to study-specific procedures.

Exclusion Criteria:

  • Inability to tolerate imaging procedures in the opinion of an investigator or treating physician
  • Females who are pregnant or breast feeding at the time of screening will not be eligible for this study; a urine pregnancy test will be performed in women of child-bearing potential at screening.
  • Any current medical condition, illness, or disorder as assessed by medical record review and/or self-reported that is considered by a physician investigator to be a condition that could compromise participant safety or successful participation in the study
  • Less than 3 months from finishing the most recent radiation or immunotherapy.
  • Contraindications to MRI or use of gadolinium contrast
  • Only individuals (aged 18 or over) who can understand and give informed consent will be approached to participate in this study. Individuals who are considered to be mentally disabled will not be recruited for this study. All subjects must understand and be able to give informed consent. We will not be using specific methods to assess decisional capacity. Economically disadvantaged persons will not be vulnerable to undue influence, as this study offers no compensation. All individuals will be told that their choice regarding study participation will in no way change their access to clinical care. This should negate any undue influence or coercion. Pregnant women, children, fetuses, neonates, or prisoners are not included in this research study.

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: NA
  • Interventional Model: SINGLE_GROUP
  • Masking: NONE

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
EXPERIMENTAL: Arm A
positron emitting radiopharmaceutical that has been studied in vivo in humans for measurement of regional hypoxia in a number of tumor types with positron emission tomography (PET/CT)
Other Names:
  • 18F-FMISO
Bevacizumab (Avastin, Genentech/Roche) is a humanized monoclonal antibody that binds to VEGF preventing its interaction with VEGFRs resulting in suppression of VEGF signaling.
PET-CT Scan 1.) before start of Bevacizumab up to approximately 4 weeks and 2.) within 12-22 days of start of Bevacizumab

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Number of Adverse Events
Time Frame: 2 years
2 years

Collaborators and Investigators

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

Investigators

  • Principal Investigator: Seyed Ali Nabavizadeh, MD, Abramson Cancer Center of The University of Pennsylvania

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)

April 18, 2018

Primary Completion (ACTUAL)

January 14, 2020

Study Completion (ACTUAL)

January 14, 2020

Study Registration Dates

First Submitted

June 20, 2018

First Submitted That Met QC Criteria

June 28, 2018

First Posted (ACTUAL)

June 29, 2018

Study Record Updates

Last Update Posted (ACTUAL)

February 17, 2020

Last Update Submitted That Met QC Criteria

February 13, 2020

Last Verified

February 1, 2020

More Information

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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