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. 2018 Sep 19;18:152. doi: 10.1186/s12905-018-0647-4

Table 3.

Ultrasound Breast Imaging Reporting and Data System (BIRADS) classification of breast disorders (N = 127)

BIRADS Categories Descriptors n (%)
BIRADS 0 Needs additional imaging evaluation 0 (0.0)
BIRADS 1 Negative 9 (7.1)
BIRADS 2 Benign findings 98 (77.2)
BIRADS 3 Probably benign findings; short interval follow up suggested 18 (14.2)
BIRADS 4 Suspicious abnormality; biopsy should be considered 2 (1.6)
BIRADS 5 Highly suggestive of malignancy; appropriate action should be taken 0 (0.0)
BIRADS 6 Known biopsy-proven malignancy; appropriate action should be taken 0 (0.0)