Table 1 BI-RADS assessment categories for breast ultrasound images
From: Two-stage CNNs for computerized BI-RADS categorization in breast ultrasound images
Categories | Diagnosis assessment | |
|---|---|---|
Category 0 | Incomplete and needs additional imaging evolution | |
Category 1 | Negative | |
Category 2 | Benign | |
Category 3 | Probably benign (< 2% probability of malignancy) | |
Category 4 | Suspicious | |
Category 4A: Low suspicion for malignancy (2% to 8% probability of malignancy) | ||
Category 4B: Moderate suspicion for malignancy (9% to 49% probability of malignancy) | ||
Category 4C: High suspicion for malignancy (50% to 95% probability of malignancy) | ||
Category 5 | Highly suggestive of malignancy (> 95% probability) | |
Category 6 | Known biopsy-proven malignancy | |