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Completed

NCT Number: NCT03297489

Intravital Microscopy in Evaluating Patients With Primary Peritoneal, Fallopian Tube, or Stage IA-IV Ovarian Cancer

This pilot clinical trial studies how well intravital microscopy works in evaluating patients with primary peritoneal, fallopian tube, or stage IA-IV ovarian cancer. Intravital microscopic evaluation of tumor blood vessels, blood flow, immune cell interactions, and drug uptake may be eventually visualized and may lead to valuable prognostic information.

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Key information

About this study

PRIMARY OBJECTIVES:

I. To determine the feasibility of performing intravital microscopy on accessible human ovarian, primary peritoneal and fallopian tube cancers during their standard course of treatment (i.e., surgical debulking).

SECONDARY OBJECTIVES:

I. To determine the blood flow velocity of the tumor vessels and tissue penetration of fluorescein as a marker of tumor vessel permeability.

OUTLINE:

Patients receive fluorescein sodium injection intravenously (IV). Patients also undergo observation of primary and metastatic tumors via microscopy over 15-20 minutes during the course of standard of care surgery.

After completion of study, patients are followed up for 30 days, at 1-3 weeks, and then up to 2 years.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Have an Eastern Cooperative Oncology Group (ECOG) performance status of =< 2
  • Suspicion of gynecological malignancy that requires a standard of care surgical resection in the operating room;
  • Have measurable lesion in the pelvis or abdomen, at a minimum of 0.5 cm in diameter on standard of care pre operative imaging studies (CT, MRI or PET scan),
  • Subject or legal representative must understand the investigational nature of this study and sign an Independent Ethics Committee/Institutional Review Board approved written informed consent form prior to receiving any study related procedure
  • Serum Creatinine <= 1.5 X upper limit of normal (ULN) OR measured or calculated creatinine clearance ≥ 60 mL/min for participant with creatinine levels > 1.5 X institutional ULN (using Cockcroft-Gault Equation), GFR can also be used in place of creatinine or CrCl.

Exclusion criteria

  • Uncontrolled intercurrent illness including, but not limited to, ongoing or active infection, symptomatic congestive heart failure, unstable angina pectoris, cardiac arrhythmia, or psychiatric illness/social situations that would limit compliance with study requirements
  • Any known allergy or prior reaction to fluorescein
  • Nursing female subjects
  • Liver dysfunction; normal liver function defined as total bilirubin within normal institutional limits and aspartate aminotransferase (AST) (serum glutamic-oxaloacetic transaminase [SGOT])/alanine aminotransferase (ALT) (serum glutamate pyruvate transaminase [SGPT]) =< 2.5 X institutional upper limit of normal
  • Any condition which in the Investigator's opinion deems the subject an unsuitable candidate to undergo observational study (may also include preoperative testing results including electrocardiography (EKG), chest x-ray, or pulmonary function tests that preclude a wide excision in the operating room)

Treatment and study plan

Diagnostic Microscopy

Procedure

Undergo observation via intravital microscopy

Fluorescein Sodium Injection

Drug

Given IV

Other names: AK-Fluor, Fluorescite

laboratory biomarker analysis

Other

Correlative studies

Primary outcomes

  1. Fluorescein within the tumor vessels

    Time frame: Up to 2 years

    Will visualize fluorescein within the tumor vessels.

  2. Identification of tumor vessels

    Time frame: Up to 2 years

    Will identify tumor vessels.

  3. Tumor vessel diameter

    Time frame: Up to 2 years

    Will measure tumor vessel diameters.

  4. Vessel density

    Time frame: Up to 2 years

    Will determine vessel density per 10 x field.

Secondary outcomes

  1. Blood flow velocity of the tumor vessels

    Time frame: Up to 2 years

    Will assess the ability to measure the blood flow velocity of the tumor vessels.

  2. Tissue penetration of fluorescein

    Time frame: Up to 2 years

    Will measure tissue penetration of fluorescein as a marker of tumor vessel permeability.

Sponsors and collaborators

Lead sponsor

Roswell Park Cancer Institute

Other

Registry information

Official study title

A Pilot Study of Feasibility of Performing Intravital Microscopy in Patients With Ovarian, Primary Peritoneal or Fallopian Tube Cancer

Important dates

Study start
2017
Primary completion
2021
Study completion
2021
First posted
Sep 29, 2017
Registry last updated
Oct 6, 2021

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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