Description of a Retrospective Cohort of Epithelial Ovarian Cancer Patients with Brain Metastases: Evaluation of the Role of PARP Inhibitors in this Setting.



Alizzi, Zena, Roxburgh, Patricia, Cartwright, Douglas, McLaren, Alistair, Park, Sarah, Jones, Rachel, Greening, Semini, Hudson, Emma, Green, Clare, Gray, Simon ORCID: 0000-0001-8396-3328
et al (show 3 more authors) (2023) Description of a Retrospective Cohort of Epithelial Ovarian Cancer Patients with Brain Metastases: Evaluation of the Role of PARP Inhibitors in this Setting. Journal of clinical medicine, 12 (7). p. 2497.

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Abstract

<h4>Background</h4>The incidence of brain metastases (BM) in patients with epithelial ovarian cancer (EOC) is low: 0.3-11%. The onset of BM has been regarded as a late event with limited treatment options and poor prognosis. This retrospective case series aims to explore the current management strategies with particular emphasis on the use of PARP inhibitors and outcomes, as well as identification of other prognostic indicators.<h4>Methods</h4>A total of 39 ovarian cancer patients with brain metastases were identified from eight cancer centres in the UK. Clinical characteristics, details of management, and survival data were collected.<h4>Results</h4>A total of 14/39 had BM as their first site of relapse. The majority (29 patients) received systemic treatments in addition to local radiotherapy (RT)/surgery. Nineteen patients had <i>BRCA</i> mutations (one somatic), one had a <i>RAD51C</i> mutation, and eighteen were BRCA wild type; one was unknown. A total of 14/39 patients received maintenance PARP inhibitors. As is well known, patients who received PARPi had consistently better outcomes. This was no different for those who received PARPi as part of the management of their BM. Platinum sensitivity and receiving more than one modality of therapy (e.g., radiation +/- chemotherapy and PARPi) for BM were also good prognostic indicators. Median PFS/OS for those treated with chemotherapy and either RT or surgery, then PARP inhibitor maintenance, have not been reached after a median of 33 months follow up.<h4>Conclusions</h4>As with abdominal relapse, maintenance treatment with PARP inhibitors also has a valuable role in managing BMs in EOC patients.

Item Type: Article
Uncontrolled Keywords: PARP inhibitors, brain metastasis, epithelial ovarian cancer
Divisions: Faculty of Health and Life Sciences
Faculty of Health and Life Sciences > Institute of Systems, Molecular and Integrative Biology
Depositing User: Symplectic Admin
Date Deposited: 30 Jan 2024 10:41
Last Modified: 30 Jan 2024 11:15
DOI: 10.3390/jcm12072497
Open Access URL: https://doi.org/10.3390/jcm12072497
Related URLs:
URI: https://livrepository.liverpool.ac.uk/id/eprint/3178108