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Characterizing the cross-sectional approach to investigate the prevalence of tissue BRCA1/2 mutations in newly diagnosed advanced ovarian cancer patients

Characterizing the cross-sectional approach to investigate the prevalence of tissue BRCA1/2 mutations in newly diagnosed advanced ovarian cancer patients - Characterizing the cross-sectional approach to investigate the prevalence of tissue BRCA1/2 mutations in newly diagnosed advanced ovarian cancer patients(CHRISTELLE Study)

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000039226
Enrollment
200
Registered
2020-01-27
Start date
2020-03-01
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Patients with newly diagnosed (at the first diagnosis of) FIGO stage III - IV ovarian cancer (OC)

Interventions

None listed

Sponsors

AstraZeneca K.K.
Lead Sponsor
Linical Co.,Ltd.
Collaborator

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: 1.Aged 20 years or older of Japanese women at the time of consent (the age of death, in case of dead patient) 2.Newly diagnosed as advanced OC (FIGO stage III - IV) with epithelial ovarian cancer, primary peritoneal cancer or fallopian-tube cancer [or a combination thereof] after January 1, 2019 3.Patients who have archived formalin-fixed paraffin-embedded (FFPE) samples of primary or peritoneal metastatic tumor collected after January 1, 2019 4.Patients who have performed BRACAnalysis or who are going to be diagnosed by it 5.Patients who give their written informed consent to participate in this study (However, the cases of death should be handled in accordance with the instructions of the Ethical Review Board of each site.)

Exclusion criteria

Exclusion criteria: 1.Patients who are not recommended enrolling this study decided by study investigator

Design outcomes

Primary

MeasureTime frame
For BRCA1 and BRCA2 mutations detected by Myriad myChoice HRD, the number and percentage of patients with the following results will be indicated; deleterious mutation / suspected deleterious / variant of uncertain significance (VUS) / favor polymorphism / no mutation detected

Secondary

MeasureTime frame
<Secondary Endpoints> 1.For BRCA1 and BRCA2 mutations detected by BRACAnalysis, the number and percentage of patients with the following results will be indicated; deleterious mutation / suspected deleterious / variant of uncertain significance (VUS) / favor polymorphism / no mutation detected 2.For BRCA1 and BRCA2 mutations detected by BRACAnalysis and Myriad myChoice HRD, the number and percentage of patients with the following results will be indicated; deleterious mutation / suspected deleterious 3.The rate of sBRCAm out of tBRCAm <Exploratory Endpoints> 1.BRCA1 and BRCA2 variants detected by Myriad myChoice HRD (location and type of mutation) 2.HRD score; positive / negative 3.BRCA1/2 and HRD score detected by Myriad myChoice HRD will be classified as follows; Age, Menopausal status, Cancer type, Histological classification (central pathologist reviewing), FIGO stage, medical history, Family history of cancer, History of smoking

Countries

Japan

Contacts

Public ContactMika Kanno

Linical Co.,Ltd. Contract Medical Affairs Unit, Clinical Trial Operations

kanno-mika@linical.co.jp03-6215-8005

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026