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Completed

NCT Number: NCT05105087

Gynecological Sentinel Lymph Nodes CEUS

This clinical trial compares the use of ultrasound for the detection of sentinel lymph nodes (SLNs) to the standard of care (which varies depending on cancer treatment). The ultrasound contrast agent is called Sonazoid and it consists of tiny gas-filled bubbles about the side of red blood cells. Diagnostic procedures, such as ultrasound with Sonazoid, may help identify more SLNs than standard of care in patients with cervical, vaginal, or vulvar cancer.

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Key information

About this study

PRIMARY OBJECTIVES:

I. To determine the concordance between lymphosonography and the standard of care in the identification sentinel lymph nodes (SLNs) in patients with cervical, vaginal or vulvar cancer.

II. To determine if lymphosonography can identify more SLNs with metastatic deposits in patients with cervical, vaginal or vulvar cancer when compared to the standard of care.

OUTLINE:

Patients receive perflubutane microbubble (Sonazoid) injections subdermally and then undergo ultrasound over 30 minutes before standard of care cancer treatment.

After completion of study intervention, patients are followed up for 30 days.

Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

  • Be female
  • Be diagnosed with cervical, vaginal or vulvar cancer
  • Be at least 18 years of age
  • If of child-bearing potential, must have a negative pregnancy test
  • Be able to comply with study procedures
  • Have read and signed the Institutional Review Board (IRB)-approved informed consent form for participating in the study

Exclusion criteria

  • Females who are pregnant or nursing
  • Patients who have received an investigational drug in the 30 days before study drug administration, or will receive one within 72 hours afterwards
  • Patients who are medically unstable, patients who are seriously or terminally ill, and patients whose clinical course is unpredictable. For example:
  • Patients on life support or in a critical care unit
  • Patients with clinically unstable cardiac arrhythmias, such as recurrent ventricular tachycardia
  • Patients with recent cerebral hemorrhage
  • Patients who have undergone surgery within 24 hours prior to the study sonographic examination
  • Patients with congenital heart defects
  • Patient with a known allergy to Sonazoid (including an anaphylactic allergy to eggs or egg products)

Treatment and study plan

Perflubutane Microbubble

Drug

Given subdermally

Other names: Sonazoid, gas-filled microbubbles

Contrast-Enhanced Ultrasound

Procedure

Undergo ultrasound

Other names: CEUS

Primary outcomes

  1. Number of Sentinel Lymph Nodes (SLNs) Identified by Lymphosonography as Well as Blue Dye or Positron Emission Tomography (PET)-Computed Tomography (CT)

    Time frame: up to 30 minutes during CEUS procedure

    The number of SLN detected by contrast enhanced ultrasound will be compared to the number of SLN detected by the standard of care (i.e., by blue dye or by PET-CT).

Secondary outcomes

  1. Location of Sentinel Lymph Nodes (SLNs) Identified by Contrast-enhanced Ultrasound (CEUS)

    Time frame: up to 30 minutes during CEUS procedure

  2. Size of Sentinel Lymph Nodes (SLNs) Identified

    Time frame: up to 30 minutes during CEUS procedure

    The locations, depth beneath the skin surface and size (measured in three orthogonal dimensions) of each SLN will be recorded.

  3. Depth Beneath the Skin Surface of Each SLN

    Time frame: up to 30 minutes during CEUS procedure

    The locations, depth beneath the skin surface and size (measured in three orthogonal dimensions) of each SLN will be recorded - [this verbiage comes directly from the protocol]

  4. Presence of Metastatic Deposits in the Sentinel Lymph Node (SLNs)

    Time frame: Within 7 days post-surgery

    The presence or absence of metastatic deposits in SLNs will be obtained by pathology (when available).

Sponsors and collaborators

Lead sponsor

Thomas Jefferson University

Other

Collaborators

  • National Cancer Institute (NCI)

Registry information

Official study title

Detection of Sentinel Lymph Nodes in Female Lower Genital Tract Cancer Patients With Contrast-Enhanced Ultrasound Imaging

Important dates

Study start
2022
Primary completion
2023
Study completion
2025
First posted
Nov 3, 2021
Registry last updated
Aug 22, 2025

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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