Observing women with endometrial cancer after standard treatment
Official title: SEntinel Lymph Node Endometrial Cancer Trial: A Prospective Multicenter International Single-Arm Observational Trial (SELECT)
Run by Memorial Sloan Kettering Cancer Center · NCT04291612 · Data updated 2026-11-12
This study looks at how often endometrial cancer comes back and if women develop swelling after standard treatment, focusing on those who have had surgery for their cancer.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 18 Years and up |
| Sex | Women only |
| Enrollment | 1715 (estimated) |
| Sponsor | Memorial Sloan Kettering Cancer Center Academic / other |
| Drugs / interventions | chemotherapy, radiation |
| Locations | 18 sites (Hartford, Connecticut and 17 other locations) |
| Status | Recruiting |
| Started | February 26, 2020 |
| Main results expected | February 26, 2027 |
| Study ends | February 26, 2027 |
| Registry record updated | August 7, 2026 |
| Trial ID | NCT04291612 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates for this study are women aged 18 and older with a confirmed diagnosis of endometrioid adenocarcinoma who are eligible for surgical treatment.
✕Probably not a fit
Patients with extrauterine disease or those who have received prior treatments such as neoadjuvant chemotherapy or radiotherapy 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 observational study aims to assess the recurrence rates of endometrial cancer and the incidence of lymphedema following standard treatment in women diagnosed with endometrioid adenocarcinoma. Participants will undergo physical examinations and be monitored for outcomes related to their treatment. The study focuses on women who are suitable candidates for surgery and have specific eligibility criteria regarding their cancer stage and treatment history.
Why it matters
Potential benefit: If successful, this study could provide valuable insights into the long-term effects of standard treatment for endometrial cancer, potentially improving patient management and outcomes.
How similar studies have gone: Other studies have explored similar observational approaches in cancer treatment outcomes, indicating a potential for valuable findings, although this specific focus may be novel.
Who can join: the full rules
Show full inclusion / exclusion criteria
Screening Inclusion Criteria: * ECOG performance status 0-1 or KPS ≥ 70% * Age ≥ 18 years * Endometrioid adenocarcinoma histologic diagnosis on endometrial biopsy or dilatation and curettage * No evidence of extrauterine disease, or suspicious pelvic lymph nodes, or distant metastases, or cervical invasion on pre-operative conventional imaging studies (Pelvic +/- Abdomen CT or MRI or sonogram, or body PET scan) and physical examination (uterine confined by exam and imaging ) * Suitable candidate for surgery * Planned surgical treatment including hysterectomy in combination with SLN biopsy and a bilateral salpingo-oophorectomy * No history of second primary cancer (invasive or in situ) within the past 5 years, not including non-melanoma skin cancer * Approved and signed informed consent * No history of neoadjuvant chemotherapy or radiotherapy for endometrial cancer * No history of prior pelvic or abdominal radiotherapy Screening Exclusion Criteria: * Extrauterine disease, or gross lymph node involvement, or cervical invasion suspected on pre-operative imaging studies and physical examination (disease not uterine confined clinical stage \> I) * Contraindication for SLN mapping * The planned treatment is not surgery, or the surgical treatment does not include hysterectomy in combination with SLN biopsy and a bilateral salpingo-oophorectomy Eligibility Inclusion Criteria Patients will be classified in the study cohort (part 2; n=182) according to surgical treatment received, final post hysterectomy and staging pathologic report, and planned adjuvant treatment. The inclusion criteria are specified below. Study Cohort (n=182) A patient will be enrolled in the study cohort if all the following criteria are met: * At surgery, the patient must undergo: * Hysterectomy * Bilateral salpingo-oophorectomy, unless already performed (including allowing unilateral salpingo-oophorectomy if unilateral salpingo-oophorectomy already performed) * Bilateral pelvic SLN mapping (bilateral sentinel nodes are negative for malignancy) * On the final pathologic report, the patient must have a diagnosis of: * Stage I intermediate-risk endometrial endometrioid cancer (Grade 1 or Grade 2 with ≥ 50% myometrial invasion or Grade 3 with \<50% myometrial invasion, including non-invasive disease) * Negative pelvic peritoneal cytology * Adjuvant treatment as recommended by the multidisciplinary team must be as follows: * No adjuvant treatment, or * Intravaginal radiation only Eligibility Exclusion Criteria * There is intra-operative detection of extra-uterine disease or grossly involved lymph nodes * Presence of any positive pelvic nodes including micrometastasis and isolated tumor cells (ITC) * Hysterectomy is not performed * Bilateral salpingo-oophorectomy is not performed, unless already performed (unilateral salpingo-oophorectomy is allowed if unilateral salpingo-oophorectomy already performed) * Failed unilateral or bilateral SLN mapping * Patient undergoes a complete unilateral or bilateral pelvic lymphadenectomy * Patient undergoes a radical type C hysterectomy * Stage IA endometrioid cancer Grade1 or 2 and myometrial invasion \<50% * Stage IB Grade 3 endometrioid cancer * Non-endometrioid histology: Serous, clear cell, carcinosarcoma, undifferentiated, or de-differentiated histology noted on final hysterectomy pathology * Empty unilateral or bilateral sentinel lymph nodal packet(s) * Positive peritoneal cytology
Where it's running
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Hartford Healthcare Cancer Institute @ Hartford Hospital
Hartford, Connecticut, United States Recruiting -
Miami Cancer Institute Baptist Health South Florida
Miami, Florida, United States Recruiting -
ADVENTHEALTH (Data collection only)
Orlando, Florida, United States Recruiting -
Memorial Sloan Kettering Basking Ridge (All protocol activities)
Basking Ridge, New Jersey, United States Recruiting -
Memorial Sloan Kettering Monmouth (All protocol activities)
Middletown, New Jersey, United States Recruiting -
Memorial Sloan Kettering Bergen (All protocol activities)
Montvale, New Jersey, United States Recruiting
Show 12 more locations
-
Memorial Sloan Kettering Commack (All Protocol Activities)
Commack, New York, United States Recruiting -
Memorial Sloan Kettering Westchester (All protocol activities)
Harrison, New York, United States Recruiting -
Memorial Sloan Kettering Cancer Center
New York, New York, United States Recruiting -
Memorial Sloan Kettering Nassau (All protocol activities)
Rockville Centre, New York, United States Recruiting -
Lehigh Valley Health Network
Allentown, Pennsylvania, United States Recruiting -
Houston Methodist Cancer Center (Data Collection Only)
Houston, Texas, United States Recruiting -
OSPEDALE MICHELE E PIETRO (Data Collection Only)
Ferrera, Italy Recruiting -
L'Azienda Sanitaria Universitaria Friuli Centrale
Udine, Italy Recruiting -
Mayo Clinic (Data Collection and Data Analysis)
Rochester, Minnesota, United States Active not recruiting -
Charles University and General University Hospital (Data Collection Only)
Prague, Czechia Terminated -
OSLO UNIVERSITY HOSPITAL,RIKSHOPITALET (Data Collection Only)
Oslo, Norway Not yet recruiting -
Sulaiman Al Habib Medical Group
Khobar, Eastern Province, Saudi Arabia Not yet recruiting
Study contacts
- Principal investigator: Nadeem Abu-Rustum, MD — Memorial Sloan Kettering Cancer Center
- Study coordinator: Nadeem Abu-Rustum, MD
- Email: abu-rusn@mskcc.org
- Phone: 212-639-7051
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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.