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NCT Number: NCT07772869

Uterine Lavage to Detect Ovarian Cancer Risk

This clinical trial develops a non-surgical approach using uterine lavage samples to screen for progression to ovarian cancer in high-risk patients carrying BRCA mutations. Women with inherited mutations in the BRCA1 and BRCA2 genes (BRCA carriers) have a much higher lifetime risk of developing ovarian cancer. Currently there are no effective ovarian cancer screening or early detection tests for BRCA carriers. Uterine lavage is a procedure that uses saline to rinse and collect cells from the fallopian tube. Molecular analysis of these samples may help proactively detect genetic alterations that are indicative of progression to ovarian cancer in women with BRCA mutations.

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Key information

Age range

18 year and older

Sex eligibility

Female

Study type

Interventional

Phase

Not applicable

Primary location

About this study

OUTLINE:

Patients undergo uterine lavage prior to their standard of care (SOC) risk-reduction surgery and uterine lavage samples undergo molecular analysis on study.

Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

  • > 18 years of age
  • Have a pathogenic BRCA1 or BRCA2 germline variant
  • Planned risk-reduction surgery
  • Presence of uterus and at least one fallopian tube

Exclusion criteria

  • Prior tubal ligation
  • Prior history of known ovarian or endometrial cancer

Treatment and study plan

Uterine Lavage

Other

Undergo uterine lavage

Other names: Irrigation, Wash

Archive Sample

Procedure

Ancillary studies

Survey Administration

Other

Ancillary studies

Primary outcomes

  1. TP53 mutation burden (MB)

    Time frame: Up to 2 years

    Will compare TP53 MB in lavages of women with and without serous tubal intraepithelial carcinoma/high grade serous carcinoma (HGSC).

  2. Correlation of TP53 mutation burden (MB) in lavages with known HGSC risk factors

    Time frame: Up to 2 years

    Will correlate TP53 MB in lavages with known HGSC risk factors (age, CA125, parity, age of menarche, and use of oral contraceptives) using univariate and multivariate linear models.

  3. Comparison of TP53 mutation burden (MB) in lavages between BRCA carriers with and without multiple TP53 pathogenic clones in fallopian tube tissue

    Time frame: Up to 2 years

    TP53 MB in lavages will also be compared between BRCA carriers with and without multiple TP53 pathogenic clones in fallopian tube tissue.

  4. Correlation of TP53 mutation burden (MB) in fallopian tubes and uterine lavages with the presence and number of cell clusters with positive immunostaining for TP53 in fallopian tubes

    Time frame: Up to 2 years

    Will assess the correlation of TP53 MB in fallopian tubes and uterine lavages with the presence and number of cell clusters with positive immunostaining for TP53 in fallopian tubes.

Study contacts

Contact information is provided by the study sponsor or research team.

Intake Coordinators

CONTACT

[email protected]

206-616-3913

Intake Coordinators

CONTACT

[email protected]

206-616-2532

Sponsors and collaborators

Lead sponsor

University of Washington

Other

Registry information

Official study title

Collection of Uterine Lavage in High-Risk Patients as a Potential Biomarker for Ovarian Cancer Risk

Important dates

Study start
2026
Primary completion
2028
Study completion
2028
First posted
Aug 19, 2026
Registry last updated
Aug 20, 2026

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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