23rd September 2021

A 49-year-old female presents to the emergency department with a 3-day history of fever

A 49-year-old female presents to the emergency department with a 3-day history of fever and pain from a lump in her breast. Other than fatigue, she reports no further symptoms. She has no medical or family history. She smokes 20 cigarettes a day, though does not drink alcohol. On examination, there is a tender lump in the right breast, with newly reported nipple inversion and erythematous changes in the overlying skin.

Which of the following is the most likely diagnosis?

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