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Association details:
Evidence:
Evidence Level:
Resistant: C3 – Early Trials
Source:
Title:

Potential value of ctDNA monitoring in metastatic HR + /HER2 − breast cancer: longitudinal ctDNA analysis in the phase Ib MONALEESASIA trial

Published date:
08/15/2023
Excerpt:
...evaluating the efficacy and safety of ribociclib plus endocrine therapy (ET) in Asian patients with hormone receptor-positive, human epidermal growth factor receptor-2-negative advanced breast cancer….Patients with alterations in PIK3CA and TP53 at baseline had shorter median progression-free survival compared with patients with wild-type PIK3CA and TP53, 12.7 and 7.3 months vs 19.2 and 19.4 months, respectively (P = .016 and P = .0001, respectively)....Higher ctDNA levels and PIK3CA and TP53 alterations detected at baseline were associated with inferior outcomes.
Secondary therapy:
tamoxifen + goserelin acetate; letrozole; fulvestrant
DOI:
10.1186/s12916-023-03017-z
Trial ID: