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Association details:
Biomarker:BRCA2 mutation
Cancer:Triple Negative Breast Cancer
Drug Class:PARP inhibitor
Direction:Sensitive
Evidence:
Evidence Level:
Sensitive: A2 - Guideline
Source:
Title:

Chemo- and Targeted Therapy for Patients With HER2-Negative Metastatic Breast Cancer That is Either Endocrine-Pretreated or Hormone Receptor-Negative

Published date:
07/29/2021
Excerpt:
Patients with triple-negative MBC with germline BRCA mutations previously treated with chemotherapy may be offered a poly (ADP-ribose) polymerase inhibitor rather than chemotherapy
DOI:
10.1200/JCO.21.01374
Evidence Level:
Sensitive: C3 – Early Trials
Title:

Efficacy and Safety of PARP Inhibitors in Advanced or Metastatic Triple-Negative Breast Cancer: A Systematic Review and Meta-Analysis

Published date:
10/28/2021
Excerpt:
In subgroup analysis, patients with BRCA mutation had a higher objective response to PARP inhibitor, with an RR of 2.85 (95%CI, 1.34–6.06; p = 0.007)...Compared with patients without germline BRCA mutation, patients with germline BRCA mutation could benefit more from PARP inhibitors.
DOI:
https://doi.org/10.3389/fonc.2021.742139
Evidence Level:
Sensitive: C3 – Early Trials
Title:

Deep exploration of PARP inhibitors in breast cancer: monotherapy and combination therapy

Published date:
02/04/2021
Excerpt:
PARPi monotherapy can significantly improve clinical outcomes in patients with advanced breast cancer, especially those with TNBC, those who had not previously received platinum therapy, and those with mutant BRCA1/2.
DOI:
10.1177/0300060521991019