Comparing lymph node mapping techniques for endometrial cancer treatment
Official title: A Phase III Trial Of The Impact Of Sentinel Lymph Node Mapping On Patient Reported Lower Extremity Limb Dysfunction In Endometrial Cancer
Run by NRG Oncology · NCT05646316 · Data updated 2026-11-12
This study is testing whether a new way of mapping lymph nodes during surgery for early-stage endometrial cancer can help reduce leg swelling compared to the standard method.
Quick facts
| Phase | Phase 3 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | Women only |
| Enrollment | 428 (estimated) |
| Sponsor | NRG Oncology Academic / other |
| Drugs / interventions | chemotherapy, immunotherapy, radiation |
| Locations | 60 sites (Washington D.C., District of Columbia and 59 other locations) |
| Status | Recruiting |
| Started | December 7, 2022 |
| Main results expected | March 31, 2029 |
| Study ends | March 31, 2030 |
| Registry record updated | November 6, 2026 |
| Trial ID | NCT05646316 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults aged 18 and older with a confirmed diagnosis of stage I endometrial cancer planning to undergo laparoscopic or robotic hysterectomy.
✕Probably not a fit
Patients with metastatic disease or those whose concurrent malignancies may interfere with the study's safety or efficacy assessments may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This phase III trial evaluates the effectiveness of sentinel lymph node mapping versus standard lymph node dissection in reducing leg swelling (lymphedema) in patients undergoing hysterectomy for stage I endometrial cancer. Participants will be randomized to receive either technique during their surgery, with the primary goal of assessing lower extremity limb dysfunction through patient-reported outcomes. Secondary objectives include measuring changes in limb circumference and validating the sentinel lymph node mapping algorithm's effectiveness. The study aims to provide insights into the long-term impacts of these surgical approaches on patient quality of life.
Why it matters
Potential benefit: If successful, this study could lead to improved surgical techniques that minimize the risk of lymphedema in patients with endometrial cancer.
How similar studies have gone: Previous studies have shown promise in using sentinel lymph node mapping for various cancers, suggesting potential success for this approach in endometrial cancer.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Histologically proven diagnosis of endometrial cancer based on endometrial sampling with a plan to undergo laparoscopic or robotic hysterectomy and lymphatic assessment as part of primary management. Biopsy must be performed within 90 days prior to registration * Clinical stage I endometrial cancer based on the following diagnostic workup: * History/physical examination within 30 days prior to registration is reassuring for the absence of metastatic disease * Age \>= 18 years * Eastern Cooperative Oncology Group (ECOG) Performance Status of 0, 1 or 2 * Patients with a prior or concurrent malignancy whose natural history or treatment does not have the potential to interfere with the safety or efficacy assessment of the investigational regimen are eligible for this trial * The patient or a legally authorized representative must provide study-specific informed consent prior to study entry and, for patients treated in the United States (U.S.), authorization permitting release of personal health information * Patients must speak English, Spanish, or Korean Exclusion Criteria: * Patients whom the surgeon believes is not a candidate for pelvic lymphadenectomy due to medical comorbidities or other technical challenges (i.e. morbid obesity or prior surgery) * History of chemotherapy or immunotherapy for the treatment of endometrial cancer. Progestin-containing therapies such as megestrol, medroxyprogesterone, or levonorgestrel-containing intrauterine device (IUD) are acceptable * History of radiation to the pelvis, groin or lower extremities, or surgery to the pelvic lymph nodes or inguinal lymph nodes * Patients who are going to undergo another elective surgery during the same operative event as their hysterectomy (i.e., sacrocolpopexy, cholecystectomy) * Patients with severe, active co-morbidity defined as follows: * History of patient or provider identified lower extremity lymphedema * History of patient or provider identified chronic lower extremity swelling * History of lower extremity or pelvic deep venous thromboembolism within 90 days of registration * History of lower extremity cellulitis within 90 days of registration
Where it's running
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UM Sylvester Comprehensive Cancer Center at Coral Gables
Coral Gables, Florida, United States Recruiting -
UM Sylvester Comprehensive Cancer Center at Deerfield Beach
Deerfield Beach, Florida, United States Recruiting -
UM Sylvester Comprehensive Cancer Center at Doral
Doral, Florida, United States Recruiting -
University of Miami Miller School of Medicine-Sylvester Cancer Center
Miami, Florida, United States Recruiting -
UM Sylvester Comprehensive Cancer Center at Kendall
Miami, Florida, United States Recruiting -
University of Miami Sylvester Comprehensive Cancer Center at Sole Mia
North Miami, Florida, United States Recruiting
Show 44 more locations
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UM Sylvester Comprehensive Cancer Center at Plantation
Plantation, Florida, United States Recruiting -
Augusta University Medical Center
Augusta, Georgia, United States Recruiting -
Northwestern University
Chicago, Illinois, United States Recruiting -
Northwestern Medicine Cancer Center Warrenville
Warrenville, Illinois, United States Recruiting -
IU Health North Hospital
Carmel, Indiana, United States Recruiting -
Indiana University/Melvin and Bren Simon Cancer Center
Indianapolis, Indiana, United States Recruiting -
West Jefferson Medical Center
Marrero, Louisiana, United States Recruiting -
East Jefferson General Hospital
Metairie, Louisiana, United States Recruiting -
LSU Healthcare Network / Metairie Multi-Specialty Clinic
Metairie, Louisiana, United States Recruiting -
Louisiana State University Health Science Center
New Orleans, Louisiana, United States Recruiting -
University Medical Center New Orleans
New Orleans, Louisiana, United States Recruiting -
University of Maryland/Greenebaum Cancer Center
Baltimore, Maryland, United States Recruiting -
UM Upper Chesapeake Medical Center
Bel Air, Maryland, United States Recruiting -
Wayne State University/Karmanos Cancer Institute
Detroit, Michigan, United States Recruiting -
Weisberg Cancer Treatment Center
Farmington Hills, Michigan, United States Recruiting -
McLaren Cancer Institute-Flint
Flint, Michigan, United States Recruiting -
Fairview Southdale Hospital
Edina, Minnesota, United States Recruiting -
Fairview Clinics and Surgery Center Maple Grove
Maple Grove, Minnesota, United States Recruiting -
Saint John's Hospital - Healtheast
Maplewood, Minnesota, United States Recruiting -
Fairview Northland Medical Center
Princeton, Minnesota, United States Recruiting -
Regions Hospital
Saint Paul, Minnesota, United States Recruiting -
Fairview Lakes Medical Center
Wyoming, Minnesota, United States Recruiting -
Mercy Hospital Springfield
Springfield, Missouri, United States Recruiting -
Fred and Pamela Buffett Cancer Center - Kearney
Kearney, Nebraska, United States Recruiting -
Nebraska Medicine-Village Pointe
Omaha, Nebraska, United States Recruiting -
University of Nebraska Medical Center
Omaha, Nebraska, United States Recruiting -
Women's Cancer Center of Nevada
Las Vegas, Nevada, United States Recruiting -
University of Oklahoma Health Sciences Center
Oklahoma City, Oklahoma, United States Recruiting -
Women and Infants Hospital
Providence, Rhode Island, United States Recruiting -
Parkland Memorial Hospital
Dallas, Texas, United States Recruiting -
UT Southwestern/Simmons Cancer Center-Dallas
Dallas, Texas, United States Recruiting -
UT Southwestern/Simmons Cancer Center-Fort Worth
Fort Worth, Texas, United States Recruiting -
Memorial Hermann Texas Medical Center
Houston, Texas, United States Recruiting -
UT Southwestern Clinical Center at Richardson/Plano
Richardson, Texas, United States Recruiting -
University of Virginia Cancer Center
Charlottesville, Virginia, United States Recruiting -
Gachon University Gil Hospital
Incheon, South Korea Recruiting -
Asan Medical Center
Seoul, South Korea Recruiting -
Gangnam Severance Hospital
Seoul, South Korea Recruiting -
Ewha Woman's University Mokdong Hospital
Seoul, South Korea Recruiting -
George Washington University Medical Center
Washington D.C., District of Columbia, United States Suspended -
Saint Vincent Healthcare
Billings, Montana, United States Active not recruiting -
Saint Vincent Frontier Cancer Center
Billings, Montana, United States Active not recruiting -
Intermountain Health West End Clinic
Billings, Montana, United States Active not recruiting -
Saint James Community Hospital and Cancer Treatment Center
Butte, Montana, United States Active not recruiting
+10 more sites. See ClinicalTrials.gov for the full list.
Study contacts
- Principal investigator: Edward J Tanner — NRG Oncology
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.