Table 3 Residual mammographic microcalcifications after NAC correlated with final pathological results
Benign calcifications (n = 13) | Malignant calcifications (n = 16) | p value | |
|---|---|---|---|
Lesion type | 1.000 | ||
Microcalcifications only | 3 (42.9) | 4 (57.1) | |
Mass + calcifications | 10 (45.4) | 12 (54.6) | |
Shape of microcalcifications | 0.015 | ||
Amorphous | 3 (75.0) | 1 (25.0) | |
Fine linear/linear branching | 9 (60.0) | 6 (40.0) | |
Fine pleomorphic | 1 (10.0) | 9 (90.0) | |
Distribution | 1.000 | ||
Segmental/regional | 9 (42.9) | 12 (57.1) | |
Grouped | 4 (50.0) | 4 (50.0) | |
Change of calcifications | 0.486 | ||
Decrease | 0 (0.0) | 2 (100.0) | |
Increase | 2 (66.7) | 1 (33.3) | |
No change | 11 (45.8) | 13 (54.2) | |
Pathologic responses | 0.03 | ||
pCR | 4 (100.0) | 0 (0.0) | |
Non-pCR | 9 (36.0) | 16 (64.0) |