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A Study to Assess the Role of Surgery in Recurrent Ovarian Cancer Based on Response to Chemotherapy

Randomized Clinical Trial Evaluating the Role of Secondary Cytoreductive Surgery Following Neoadjuvant Chemotherapy in Platinum-Sensitive Recurrent Ovarian Cancer: Patient Selection Informed by CA-125 Response During Chemotherapy

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CRIS
Registry ID
KCT0010741
Enrollment
160
Registered
2025-07-09
Start date
2025-09-01
Completion date
Unknown
Last updated
2025-07-21

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

Conditions

None listed

Interventions

Procedure/Surgery : secondary cytoreduction

Sponsors

Asan Medical Center
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: Female patients aged 19 years or older with first recurrence of platinum-sensitive, invasive epithelial ovarian, fallopian tube, or primary peritoneal cancer, regardless of initial stage A progression-free interval (PFI) of at least 6 months after completion of the last platinum-based chemotherapy Demonstrated response to preoperative chemotherapy after recurrence, defined as: Complete response (CR), partial response (PR), or stable disease (SD) according to RECIST 1.1, or A GCIG CA-125 response, defined as a =50% reduction in pre-treatment CA-125 levels maintained for at least 28 days Patients for whom complete cytoreduction is deemed feasible based on expert surgical assessment, including: Positive AGO score and/or positive iMODEL + PET/CT, or Investigator-assessed operable disease with localized peritoneal recurrence (regional recurrence involving =3 regions or limited carcinomatosis) Patients who have provided written informed consent, including consent for data collection and processing

Exclusion criteria

Exclusion criteria: Patients without disease recurrence Patients with non-epithelial tumors or borderline tumors Patients who received more than one line of chemotherapy prior to study enrollment Patients with second or later recurrence (i.e., second, third, or subsequent relapse) Patients with a history of laparotomy or secondary malignancies whose treatment may interfere with the management of recurrent ovarian cancer or significantly impact prognosis Patients with platinum-refractory disease, defined as disease progression during chemotherapy or recurrence within 6 months after completion of the first platinum-based regimen Patients who are only candidates for palliative surgery Patients with radiologic evidence of unresectable disease, indicating that complete cytoreduction is not feasible Patients with any comorbid condition that would preclude surgery and/or chemotherapy (e.g., poor general condition, infection, conditions associated with severe bleeding, significant renal impairment) Patients with a medical history that would pose excessive perioperative risk (e.g., poor general condition, infection, conditions associated with severe bleeding, significant renal impairment) Patients taking medications that may significantly increase surgical risk, such as oral anticoagulants or those at risk of bleeding due to bevacizumab Patients without accessible or stored tumor tissue suitable for molecular evaluation

Design outcomes

Primary

MeasureTime frame
progression-free survival

Secondary

MeasureTime frame
overall survival

Countries

Korea, Republic of

Contacts

Public ContactDae Yeon Kim

Asan Medical Center

kdyog@amc.seoul.kr+82-2-2626-3142

Outcome results

None listed

Source: CRIS (via WHO ICTRP) · Data processed: Feb 4, 2026