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NCT04597580Fut, nem toboroz

Personalised Disease Monitoring in Metastatic Breast Cancer

Personalised Disease Monitoring During Treatment With an Aromatase Inhibitor + Cyclin Dependent Kinase (CDK) 4/6 Inhibitor as 1st Line Endocrine Therapy in Patients With ER-positive/HER2-negative Metastatic Breast Cancer

Forrás: ClinicalTrials.gov · Utoljára frissítve: 2025. dec. 2.

Következő lépések

Rövid összefoglaló (regiszter, angolul)

Patients with metastatic breast cancer may respond well to treatment and metastases can remain stable for several years. Despite personalised medicine being increasingly used for diagnosis and treatment, follow-up still include radiological response evaluation every 3-4 months, which renders a significant number of 'unnecessary' exams for patients with long-term stable disease. Increasing evidence indicates that tumour markers such as circulating tumour DNA (ctDNA), thymidine kinase 1 (TK1) and cancer antigen 15-3 (CA15-3) may be useful for disease monitoring in the metastatic setting. However, algorithms that accurately define the time-points at which imaging can be foregone or reinstituted when progression is forecast, have not been developed. This study will measure ctDNA, TK1 and CA15-3 at all imaging time-points. The primary aim is to develop an algorithm based on these biomarkers, alone or in combination, that with sufficient specificity and sensitivity can advise whether a scan can be safely omitted at a specific time-point, for patients with MBC receiving first line therapy with AI plus cyclin dependent kinase 4/6 inhibitor (CDK4/6i). Additional samples will be stored such that novel biomarkers can also be tested in future. The cost-effectiveness of using the devised biomarker protocol will be evaluated.

Állapot (regiszter)
Fut, nem toboroz
Vizsgálattípus
Megfigyeléses
Résztvevők száma
97 (tényleges)
Első benyújtás
2019. júl. 8.
Kezdés
2019. máj. 8.
Elsődleges befejezés
2026. máj. 31.
Fő szponzor
The Christie NHS Foundation Trust
NCT-szám
NCT04597580

Mit vállalsz

  • Vizsgálat típusa: Megfigyeléses
  • Bevont résztvevők: 97
  • 2019. máj. 8. és az elsődleges befejezés (2026. máj. 31.) között
  • 7 helyszín, 2 országban
  • Vizitek és vizsgálatok: kérdezd a vizsgálat csapatát, a regiszter nem sorolja fel őket

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Korábbi kezelés

  • Known CNS metastases, carcinomatous meningitis or leptomeningeal disease unless treated with radiotherapy and symptomatically stable at least 2 weeks after discontinuation of steroids. For such patients, ongoing monitoring of CNS disease is required as standard of care. No screening is needed for asymptomatic patients.
  • Concurrent disease(s) or familial, sociological or geographical condition that would, in the investigator's opinion, preclude compliance with study procedures.

Más betegség

  • Any serious medical disorder that would compromise the patient's safety.
  • Dementia altered mental status, or any psychiatric condition that would prevent the understanding or rendering of Informed Consent.

Kiket keres a vizsgálat

  • Confirmed metastatic breast cancer (stage 4) or locally advanced disease not amendable to curative resection. Patients who have locoregional disease only an in whom a response to therapy would lead to potentially curative resection are not eligible.
  • ER+/HER2- breast cancer (assessed locally). NOTE: If immunohistochemical analysis is not available from metastatic tissue, the ER and HER2 status from the primary tumour should be used.
  • For patients who have had a prior non-breast malignancy within the last 5 years (excluding in situ carcinoma of the cervix and basal cell carcinoma of the skin) biopsy of a metastatic site is required to confirm the diagnosis of metastatic ER+/HER2- breast cancer.
  • Eligible for 1st line endocrine treatment with AI + CDK4/6-inhibitor according to local guidelines.
    • NOTE: ≥ 12 month since termination of adjuvant AI if used NOTE: Patients may have received one prior line of chemotherapy for metastatic breast cancer but should have disease progression at study entry.
  • Eastern Cooperative Oncology Group Performance Status (ECOG PS) 0-2 (Oken 1982).
  • Life expectancy >3 months.
  • Age ≥ 18 years
  • Metastatic disease must be radiologically assessable, by means of at least one of the following techniques: computerised tomography (CT) and/or magnetic resonance imaging (MRI), i.e. lesions can be measurable or non-measurable according to RECIST 1.1, but must be clearly evaluable according to the radiologist and/or treating physician. Patients with bone predominant disease who lack evaluable disease on CT according to RECIST 1.1.
    • must have serial MRI including the representative area in addition to CT TAP. NOTE: Previously irradiated lesions are deemed measurable only if progression is documented at the site after completion of radiation.
  • Willing and able to provide informed consent to undergo all trial procedures.

Életkor a regiszterben: 18 év – - · Nem: nők és férfiak · Egészséges önkénteseket nem fogad

A teljes feltétellista: ClinicalTrials.gov

Helyszínek (7)

Helyszínek a regiszter sorrendjében. Ha a profilodba mented a városodat, távolság szerint rendeződnek.

HelyszínVárosOrszágHelyszín állapota
The Christie NHS Foundation TrustManchesterEgyesült KirályságIsmeretlen állapot
Wigan Infirmary, Wrightington, Wigan and Leigh NHS Foundation TrustWiganEgyesült KirályságIsmeretlen állapot
Department of Oncology, Sahlgrenska University HospitalGothenburgSvédországIsmeretlen állapot
Department of Oncology, Ryhov HospitalJönköpingSvédországIsmeretlen állapot
Department of Oncology, Kalmar HospitalKalmarSvédországIsmeretlen állapot
Department of Oncology, Linköping University HospitalLinköpingSvédországIsmeretlen állapot
Department of Oncology, SödersjukhusetStockholmSvédországIsmeretlen állapot

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