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RecruitingNCT06883409Updated Mar 26, 2025

Laparoscopic Interval Cytoreductive Surgery in Advance Ovarian Cancer

An interventional study of Interval Cytoreduction Surgery in Ovarian Neoplasms, sponsored by Instituto Nacional de Cancerologia de Mexico. Recruiting at 1 site in Mexico. Open to female participants aged 18 Years to 80 Years. Per ClinicalTrials.gov, last updated 2025-03-26.

Sponsored by Instituto Nacional de Cancerologia de Mexico · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Registered 2 years 8 months after the study started (first participant enrolled May 2022, registered Jan 2025).
  • Started May 2022; still recruiting 4 years 4 months later.
Phase
Not applicable
Study type
Interventional
Enrollment
33
Allocation
Not applicable
Ages
18 Years to 80 Years
Sex
Female
01

Study summary

This is a study that aims to demonstrate the non-inferiority of minimally invasive surgery versus open surgery, as an approach for patients with advanced ovarian cancer who received neoadjuvant chemotherapy, giving them the benefits of laparoscopic surgery. This way they can continue with their complementary treatment.

02

Conditions studied

  • Ovarian Neoplasms

Keywords

  • Minimal invasive surgery
  • interval debulking surgery
  • advance ovarian cancer
03

In context

Ovarian Neoplasms

2,695 studies on the registry are indexed under Ovarian Neoplasms; 727 are open to participants now.

This study's planned enrollment of 33 is below the median of 60 across 2,030 interventional studies indexed under Ovarian Neoplasms.

Browse Ovarian Neoplasms studies →

Lead sponsor

Instituto Nacional de Cancerologia de Mexico is the lead sponsor of 41 studies on the registry; 13 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 80 Years
Sexes eligible
Female
Accepts healthy volunteers
No

Inclusion criteria

  • Diagnosis of epithelial ovarian cancer (all subtypes of epithelial ovarian cancer) in stage III-IV
  • Partial and complete response to treatment with QTNA after 3-4 cycles, evaluated by PET-CT imaging study, patients that the functional unit decides to incorporate into the project.
  • Ca 125 which will have to be less than 200
  • ECOG 0 to 2 without medical contraindication to perform surgery (≤ ASA 2 or ≤ Goldman 2).

Exclusion criteria

Exclusion Criteria:

  • Partial response with persistence of ascites or pleural effusion.
  • With unresectability criteria (multiple intrahepatic liver metastases, retroperitoneal lymph node conglomerates >2cm above the renal lymph nodes, metastatic disease above the diaphragm, multiple intestinal involvement and mesentery retraction).
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
33 participants (estimated)

Study arms

  • Experimental
    Patients with advance ovarian cancer already treated with NACT and eligible for MIS

    Were enrolled patients who met the inclusion criteria by receiving 3 to 4 cycles of NACT, with ca 125 up to 200 U/ml, and partial or complete response by image (PET-CT), and subsequently underwent laparoscopic approach.

    Procedure: Interval Cytoreduction Surgery

Interventions

  • ProcedureInterval Cytoreduction Surgery

    The procedure started with the cytoreduction of highest complexity (determined at the time of initial inspection), after which, if necessary, the patient underwent a complete hysterectomy, bilateral salpingo-oophorectomy, omentectomy, or partial peritonectomy and excision of any peritoneal implants present. The magnitude of the surgical procedures will be classified as: 1. Standard surgery: minimal hysterectomy, adnexectomy y omentectomy 2. Radical Surgery: included resection of the ovaries, of the rectouterine excavation (pouch of Douglas) and or the peritoneum between the bladder and uterus, hysterectomy, rectosigmoid colectomy, and complete omentectomy 3. Supra-radical Surgery: included other procedures such as splenectomy, diaphragm resection, or other intestinal resection.

06

What researchers measure

Primary outcomes

  1. Efficiency of Laparoscopic Interval Cytoreductive Surgery After Neoadjuvant Chemotherapy in Patients with Stage III and IV Epithelial Ovarian Cancer

    Efficiency of laparoscopic interval surgery will be evaluated according to percentage of patients who achieved optimal cytoreduction compared to the reported rates in the literature (70 -80%) and the measured frequency of complications during the 30 day postoperative period. Severity of complications will be measured using the Clavien Dindo scale (Grade I: any deviation from the normal post operative course without need for pharmacological treatment - Grade V: death)

    Time frame: 1 year

07

Study locations

1 of 1 sites recruiting
  • Instituto Nacional de Cancerologia
    México City, Tlalpan 14080, Mexico
    • Nancy Reynoso Noveron, M.D., M. Cs., Ph. D. · Contact · nrn231002@yahoo.com.mx · +52 55 2737 9184
    • Jarol Mindy Hernández Nava, M.D. · Contact · mindy.facmed@gmail.com · +52 55 2139 5865
    • David Isla Ortiz, M.D. · Principal investigator
    Recruiting
08

References and documents

Study documents

  • Protocol and statistical analysis plan · Mar 24, 2025

Documents are hosted by the registry — open the source record to download them.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Mar 26, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT06883409
Lead sponsor
Instituto Nacional de Cancerologia de Mexico
Responsible party
David Isla Ortiz (Head of Department of Gynecological Oncology, None in Three Research Centre) — Principal investigator
First posted
Mar 19, 2025
Start date
May 19, 2022
Primary completion
Jun 14, 2024
Completion
Dec 30, 2025 (estimated)
Last update
Mar 26, 2025

Study contacts

David Isla Ortiz, MD, M. Cs.
Contact
islasurgery@hotmail.com
+52 55 1850 9654

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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