49-year-old mother of 3; homemaker
Socially and physically active; ECOG PS: 0
Palpable mass in right breast
Past medical history – controlled hypertension
Family history – no family history of cancer
ER=estrogen receptor; PR=progesterone receptor; HER2/neu=human epidermal growth factor receptor 2; BRCA=breast cancer gene; PD-L1=programmed death-ligand 1.
Progressed during fourth cycle of treatment
Additional lung metastases were found
Improvement in lung metastases after 3 cycles
Progressed after 6 cycles with bilateral skin lesions and new liver metastases; lung lesions were stable
Symptomatic visceral disease
Liver and lung metastases
2 prior chemotherapies for mBC
Reference: 1. Data on file, Eisai Inc.