20th June 2023

A 62-year-old woman who is known to have metastatic breast cancer presents with increasing shortness of breath.

A 62-year-old woman who is known to have metastatic breast cancer presents with increasing shortness of breath. She is currently receiving a chemotherapy regime. On examination, she has a third heart sound, and the apex beat is displaced to the 6th intercostal space, anterior axillary line. Which one of the following chemotherapeutic agents is most likely to be responsible?

Select the SINGLE most appropriate option from the list below. Select ONE option only.