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Identification of Genetic, Phenotypic, Clinical, Biological and Histological Factors Differentiating Patients With Ovarian Cancer Who Are Refractory to Platinum-based Therapy From Patients Defined as Long-term Responders to Platinum-based Therapy

Identification of Genetic, Phenotypic, Clinical, Biological and Histological Factors Differentiating Patients With Ovarian Cancer Who Are Refractory to Platinum-based Therapy From Patients Defined as Long-term Responders to Platinum-based Therapy.

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07361471
Acronym
ORTRAI
Enrollment
55
Registered
2026-01-23
Start date
2026-01-22
Completion date
2027-12-01
Last updated
2026-02-20

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

Conditions

Ovarian Cancer

Keywords

ovarian cancer, long responder

Brief summary

After having constituted the ORTRAI cohort using the CONSORE database at the Jean PERRIN Center, the objective is to characterize the patients both clinically and biologically, histologically and genomically. The clinical and biological characterizations will allow us to confirm that our cohort is comparable with data from the literature. The complement of immunohistochemical and molecular analyses will provide more details on the differences between long-term patients responding to treatment and refractory patients.

Interventions

molecular analysis on histological blocks

Sponsors

Centre Jean Perrin
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
OTHER
Masking
NONE

Intervention model description

It is a single-centre study with a prospective part (living patients) and a retrospective part (deceased patients) involving data collection via the patient's medical software. A molecular analysis on histological blocks taken at the time of diagnosis will be carried out as part of the study. This analysis may potentially generate new genomic data to classify patients with ovarian cancer. Could result in the incidental discovery of abnormalities, which may eventually modify the management of the patient, notably her monitoring and screening for other pathologies. No additional sampling will be carried out as part of the study.

Eligibility

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

Inclusion criteria

* Major patient, treated at the Jean Perrin Center, suffering from ovarian cancer at any stage and treated with platinum-based chemotherapy in the first line of treatment. * Corresponding to one of the two groups below: * Refractory group: patients progressing in the first therapeutic line of platinum-based chemotherapy. * Group of long-term responders: patients who have not progressed 5 years after the end of first-line platinum salt treatment * Affiliation to a social security scheme * Patient who signed the genetic consent form

Exclusion criteria

* Minor patient * Pregnant patient * Patient under guardianship or conservatorship * Patients who object to the collection of their medical/paramedical data * Patient for whom the center does not have biological material for genomic analysis (FFPE block) * Patient under administrative, judicial decision or AME (State Medical Aid)

Design outcomes

Primary

MeasureTime frameDescription
Molecular anomalies retained after biological interpretation and allowing the differentiation of refractory patients from long-term responder patients.Through study completion, an average of 1 yearRefractory patients are defined as any patient progressing through the first therapeutic line of platinum-based chemotherapy. Long responders are defined as any patient who has not progressed within 5 years of the end of platinum salt treatment.

Secondary

MeasureTime frameDescription
Phenotypic criteria differences between refactory patients and long responder patientsThrough study completion, an average of 1 yearPhenotypic criteria will include BMI, personal history and family history
Clinical criteria differences between refactory patients and long responder patientsThrough study completion, an average of 1 yearClinical criteria will include age at diagnosis, FIGO stage, initial PCI score, CCO score
Biological criteria difference between refactory patients and long responder patientsThrough study completion, an average of 1 yearBiological criteria include CA-125
Histological criteria differences between refactory patient and long responder patientsThrough study completion, an average of 1 yearHistological criteria include histological type, presence of emboli, Ki-67, RO, RP, WT1, PAX8, PD-L1, CD8, p53, HER2

Countries

France

Contacts

CONTACTJudith PASSILDAS JAHANMOHAN, PhD
judith.passildas@clermont.unicancer.fr0463663337
PRINCIPAL_INVESTIGATORTressie HERRMANN, MD

Centre Jean Perrin

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 21, 2026