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STELLA 2 Trial: Transperitoneal vs. Extraperitoneal Approach for Laparoscopic Staging of Endometrial/Ovarian Cancer

STELLA 2 Trial: Staging of Endometrial and Ovarian Cancer Comparing the Transperitoneal vs. Extraperitoneal Approach for Laparoscopic Lymphadenectomy of Aortic Nodes, Evaluating Complications

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02676726
Acronym
STELLA-2
Enrollment
208
Registered
2016-02-08
Start date
2014-07-31
Completion date
2019-09-08
Last updated
2019-10-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Endometrial Neoplasms, Ovarian Neoplasms

Keywords

extraperitoneal, transperitoneal, laparoscopic aortic lymphadenectomy, endometrial cancer, ovarian cancer, surgical staging

Brief summary

The purpose of this study is to determine whether or not there are more complications in the extraperitoneal compared with the transperitoneal approach for laparoscopic aortic lymphadenectomy for the surgical staging of endometrial or ovarian cancer

Interventions

Aortic/para-aortic lymph nodes dissection and retrieval by extraperitoneal laparoscopy; the intervention may be completed by robotic-assisted or traditional laparoscopy.

Aortic/para-aortic lymph nodes dissection and retrieval by transperitoneal laparoscopy; the intervention may be completed by robotic-assisted or traditional laparoscopy.

Sponsors

European Regional Development Fund
CollaboratorOTHER
Hospital Universitari Vall d'Hebron Research Institute
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
SINGLE (Outcomes Assessor)

Eligibility

Sex/Gender
FEMALE
Age
18 Years to 85 Years
Healthy volunteers
No

Inclusion criteria

* Diagnosis of endometrial cancer confirmed by histopathological analysis (endometrial biopsy) requiring surgical staging according to FIGO (the International Federation of Gynecology and Obstetrics) recommendations * Diagnosis of ovarian cancer confirmed by histopathological analysis after an initial cystectomy or oophorectomy without suspicion of neoplasia thus requiring additional surgical staging according to FIGO recommendations

Exclusion criteria

* Diagnosis of advanced endometrial cancer based on findings on imaging techniques (CT, MRI and/or PET) * Diagnosis of advanced endometrial or ovarian cancer based on intraoperative findings (e.g. peritoneal carcinomatosis at initial laparoscopy) * Patients who underwent previous aortic lymphadenectomy * Patients who received previous pelvic and/or aortic radiotherapy

Design outcomes

Primary

MeasureTime frameDescription
Surgical complicationsintraoperatively, within 30 days after surgery, and past 30 days after surgery up to 3 months after surgeryComposite outcome defined by including at least one of the following: * Total estimated blood loss \> 500 mL during surgery * Blood transfusion * Intraoperative complication classified as Dindo grade III or worse, related to the aortic lymphadenectomy * Early postoperative complication (within 30 days after surgery) classified as Dindo grade III or worse, related to the aortic lymphadenectomy * Late postoperative complication (past 30 days after surgery) classified as Dindo grade III or worse, related to the aortic lymphadenectomy * Conversion to laparotomy during the aortic lymphadenectomy * Inability to complete the aortic lymphadenectomy

Secondary

MeasureTime frameDescription
Number of lymph nodesPostoperatively (within 1 week), at the moment of histopathologic examinationThe number of lymph nodes (absolute number) is specified by the pathologist on histopathological analysis of the sample sent by the surgeon after surgical staging is realized (laparoscopic aortic lymphadenectomy). This variable is subdivided into: supra-mesenteric and infra-mesenteric.
Operative timeAt the time of the surgeryTotal duration of surgery (from initial skin incision to end of skin suture), and total aortic lymphadenectomy time (time spent since the beginning of aortic lymphadenectomy to its completion). Metric: minutes.
Hospital stayMeasured the day the patient is discharged (up to 100 days)The number of days that patients stay in the hospital after surgery, measured in days from the day of the surgery to the day the patient is discharged from the hospital.
Overall survivalup to 3 years after surgeryNumber of patients alive after surgery.
Disease-free survivalup to 3 years after surgeryPeriod of time in which there is no appearance of the symptoms or effects of the disease.

Countries

Spain

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 25, 2026