23rd September 2021

A 39-year-old female undergoes ultrasound evaluation of a palpable breast mass in clinic

A 39-year-old female undergoes ultrasound evaluation of a palpable breast mass in clinic. The clinician diagnoses a breast cyst and categorises it according to the American College of Radiology (ACR) Breast Imaging-Reporting and Data System (BI-RADS) classification.

Which of the following categories is most likely to indicate a malignant rather than a benign lesion?

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