Imaging of Peritoneal Carcinomatosis From Ovarian Carcinoma Patients (OV-AP-ICG-IV)

October 14, 2014 updated by: Jules Bordet Institute

Feasibility Study of the (Intravenously Injected) Indocyanine Green (ICG) Imaging of Tumoral Implants in Patients With Peritoneal Carcinomatosis From Ovarian Carcinoma

The purpose of this study is to determine if NIF fluorescent imaging is an effective approach to detect the gross ovarian tumoral tissues and peritoneal implants in Ovarian cancer patients.

Study Overview

Status

Completed

Intervention / Treatment

Detailed Description

Primary objective:

Evaluation of the ability of NIR imaging to image and to detect the " viable " gross tumoral mass and/or peritoneal metastatic " implants " in women operated for ovarian carcinoma with peritoneal carcinomatosis after the IV injection of ICG ( which is approved for human use) the day before the operation.

Secondary objective:

Definition of the histological distribution (in the vessels, in the extravascular spaces, in specific cells) of IV injected ICG in the normal and pathological tissues (and, if any is demonstrated pre-operatively, in the nodes of these patients found fluorescent and removed).

however other goals of our project will be will be:

  • to confirm that all dissected fluorescent tissue samples are malignant by histopathology.
  • to study the histological distribution of ICG in these tumoral tissues.
  • to investigate if there is any other florescent tissue in the peritoneal areas which surgeons could not detect any visible tumor implants.
  • to distinguish by ICG distribution in between viable tumor tissue from fibrosis and necrosis caused by chemotherapy which is normally difficult to be defined in scars which are routinely removed, but if we could identify the viable tumor tissue by NIF imaging in the operation room, surgeons can avoid dissecting benign scars in the future.

Hopefully ICG will be able to help, firstly, in the scoring of the peritoneal cancer index (PCI) enhancing the detection of small nodules which were undetected by normal visualization allowing a more 'complete' surgical treatment of the disease and secondarily, in the staging of these patients with the potential to upgrade patients from stage I/II to stage III in cases where fluoroscopy would allow to detect unknown minimal peritoneal carcinomatosis.

Methodology:

The day before the operation:

ICG 0.25 mg/kg will be given as an iv injection the day before the operation.

In the operating room:

When the patient will be opened, the surgeons will (under "conventional" video control) search ("in an orderly fashion") and establish "as usual" the presence of "gross" tumoral mass, of metastatic deposits and of "scars" at the level of the peritoneal surfaces. NIR imaging will be acquired during these maneuvers and fluorescent structures and/or foci will be anatomically defined by the surgeons.

The operation will be then continued as usual but each anatomical piece will be controlled "ex vivo" for its fluorescent character or not. All fluorescent foci on these anatomical pieces will be identified as such by a mark and/or by a "suture".

If lymph nodes were suspected to be metastatic (for instance on the basis of the PET-CT with 18F-DG performed before surgery), they will be searched, (optionally controlled in vivo for their visibility using NIR camera)and dissected.

Study Type

Interventional

Enrollment (Anticipated)

10

Phase

  • Phase 2
  • 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

      • Brussels, Belgium, B-1000
        • Jules Bordet Institute

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 to 65 years (Adult, Older Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

Female

Description

Inclusion Criteria:

  • Patients (either newly diagnosed, or relapsing) with histo-pathological diagnosis of ovarian carcinoma and peritoneal carcinomatosis who are candidate for "open" surgery, either after neo-adjuvant chemotherapy (80-90% of the cases), or in "first intent".
  • Informed consent form signed.

Exclusion Criteria:

  • Age less than18 years old.
  • Inability to give informed consent.
  • History of allergy or hypersensitivity against the investigational product (its active substance or ingredients), to iodine or to shellfish.
  • Apparent hyperthyroidism, autonomous thyroid adenoma, unifocal, multifocal or disseminated autonomies of the thyroid gland.
  • Documented coronary disease.
  • Advanced renal impairment (creatinine > 1,5mg/dl).

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
Other: ICG NIR imaging
see Summary and description iv injection of ICG
An iv injection will be performed for the ovarian cancer patient before the operation.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Feasibility study of the (intravenously injected) ICG imaging of tumoral implants in patients with peritoneal carcinomatosis from ovarian carcinoma
Time Frame: 1 year
Evaluation of the feasibility of NIF imaging to detect tumoral implants in patients with peritoneal carcinomatosis from ovarian carcinoma, the efficacy of this approach will be confirmed by histological test of the dissected tissue.
1 year

Collaborators and Investigators

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

Investigators

  • Principal Investigator: Isabelle Veys, MD, Surgeon in Jules Bordet Institute
  • Study Chair: Gabriel Liberale, MD, Surgeon in Jules Bordet Institute

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

March 1, 2013

Primary Completion (Actual)

October 1, 2014

Study Completion (Actual)

October 1, 2014

Study Registration Dates

First Submitted

April 14, 2013

First Submitted That Met QC Criteria

April 17, 2013

First Posted (Estimate)

April 18, 2013

Study Record Updates

Last Update Posted (Estimate)

October 15, 2014

Last Update Submitted That Met QC Criteria

October 14, 2014

Last Verified

July 1, 2014

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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