

Category 4: Suspicious AbnormalityBiopsy usually recommended. After her first mammogram, Laura was told her lump was given a category of bi-RADS 3, and that it was 'probably benign', but being breast aware led her to get a second diagnosis. It should be reserved for the diagnostic setting, such as when patients are recalled from screening for additional views (ie, following BI-RADS 0) or when patients present with a palpable lump. Category 3: Probably Benign Finding Short-term follow up (usually six months) recommended. Probably Benign Breast Nodular Lesions (BI-RADS 3): Correlation between Ultrasound Features and Histologic Findings Ultrasound Med Biol. There are 7 BI-RADS assessment categories, with category 0 indicating an incomplete examination, category 1 negative examination, category 2 benign examination, and category 3 probably benign finding. BI-RADS 3 should not be utilized in the screening setting. BI-RADS Category 3 Comparison: Probably Benign Category after Recall from Screening before and after Implementation of Digital Breast Tomosynthesis Radiology.
