Contrast Enhanced Intraoperative Ultrasound for Detection and Characterization of Renal Mass Undergoing Open Partial Nephrectomy

March 15, 2016 updated by: M.D. Anderson Cancer Center

Feasibility Study of Contrast Enhanced Intraoperative Ultrasound for Detection and Characterization of Renal Mass Undergoing Open Partial Nephrectomy

The goal of this clinical research is to learn how effective an ultrasound contrast agent, called DEFINITY, is when used during ultrasound-guided surgery to remove part of one or both kidneys.

Study Overview

Detailed Description

DEFINITY is a contrast agent that is used to create better quality ultrasound images.

On the day before or the day of the standard of care surgery, women who are able to become pregnant must have a negative blood or urine pregnancy test. If it a blood pregnancy test is performed, a portion of blood will be used from routine blood draws that are collected as part of your standard of care surgery.

During your standard of care surgery, the radiologist will take images and videos with an ultrasound machine before you are given the contrast agent. This is done to learn if cancer has spread around the kidney.

You will then receive the DEFINITY by vein over about 1 minute. After you receive the injection of DEFINITY, the radiologist will take more images and videos of the tumor and kidney(s) to compare to those recorded earlier.

Length of Study:

Your active participation in this study will be over after you have completed the follow-up visit.

Follow-Up Phone Call:

You will have a follow-up phone call 30 days after your standard of care surgery is complete to review any side effects you may be having. This call should take about 10 minutes to complete.

This is an investigational study. DEFINITY is FDA approved and commercially available for use in contrast enhanced echocardiography. It is not FDA approved or commercially available for use in radiology.

Up to 11 patients will take part in this study. All will be enrolled at MD Anderson.

Study Type

Interventional

Enrollment (Actual)

11

Phase

  • Not Applicable

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

    • Texas
      • Houston, Texas, United States, 77030
        • University of Texas MD Anderson Cancer Center

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:

  1. Patients must have previous cross sectional imaging (CT or MRI) demonstrating renal mass or masses that is amenable to open partial nephrectomy.
  2. Patient is scheduled for intraoperative ultrasound guided open partial nephrectomy.
  3. Patient must sign informed consent, with risks and benefits of CEUS explained (see risks outlined on the following pages)

Exclusion Criteria:

  1. Patients with known renal mass scheduled for total or laparoscopic partial nephrectomy.
  2. Patients who are hypersensitive to Definity (Perflutren Lipid Microsphere)
  3. Patients with known history of right-to-left, bidirectional or transient right-to-left cardiac shunts.
  4. Pediatric patients less than 18 years of age.
  5. Pregnant or nursing mothers.

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: Contrast Enhanced Intraoperative Ultrasound

During standard of care surgery, radiologist will take images and videos with an ultrasound machine before patient given the contrast agent.

Patient then receives the DEFINITY contrast by vein over about 1 minute. After receiving the injection of DEFINITY, radiologist will take more images and videos of the tumor and kidney(s) to compare to those recorded earlier.

Follow-up phone call 30 days after standard of care surgery is complete to review any side effects patient may be having.

During standard of care surgery, radiologist will take images and videos with an ultrasound machine before and after patient given the contrast agent.

During standard of care surgery, radiologist will take images and videos with an ultrasound machine before patient given the contrast agent.

Patient then receives the DEFINITY contrast by vein over about 1 minute. After receiving the injection of DEFINITY, radiologist will take more images and videos of the tumor and kidney(s) to compare to those recorded earlier.

Follow-up phone call 30 days after standard of care surgery is complete to review any side effects patient may be having.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Successful Capture of IO-CEUS Images
Time Frame: 1 day
Primary objective is to determine feasibility of obtaining intraoperative (IO) contrast enhanced ultrasound (CEUS) images in participants undergoing open partial nephrectomy. Feasibility defined as the successful capture of IO-CEUS images in 8 out of 10 participants.
1 day

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Assess Image Quality of the Contrast Enhanced Ultrasound (CEUS)
Time Frame: 1 day
Number of participants that show better image quality in terms of lesion conspicuity and enhancement following contrast injection vs. baseline.
1 day

Collaborators and Investigators

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

Investigators

  • Principal Investigator: Ott Le, MD, M.D. Anderson Cancer Center

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

October 1, 2013

Primary Completion (Actual)

December 1, 2014

Study Registration Dates

First Submitted

July 3, 2013

First Submitted That Met QC Criteria

July 3, 2013

First Posted (Estimate)

July 10, 2013

Study Record Updates

Last Update Posted (Estimate)

April 14, 2016

Last Update Submitted That Met QC Criteria

March 15, 2016

Last Verified

March 1, 2016

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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