Table 2 Mammography and MRI findings and radiological assessment of residual tumor after NAC
No. of patients (%) | |
|---|---|
Mammographic findings | |
Lesion type | |
Microalcifications only | 7 (24.1) |
Microcalcifications with mass | 22 (75.9) |
Shape of microcalcifications | |
Amorphous | 4 (13.8) |
Fine linear/linear branching | 15 (51.7) |
Fine pleomorphic | 10 (34.5) |
Distribution of microcalcifications | |
Grouped | 8 (27.6) |
Regional | 7 (24.1) |
Segmental | 14 (48.3) |
Pre-NAC microcalcifications size, MG (cm) | 6.0 ± 2.5 |
Post-NAC microcalcification size, MG (cm) | 5.3 ± 2.3 |
MRI findings | |
Lesion type | |
Mass | 16 (55.2) |
Nonmass | 9 (31.0) |
Both | 4 (13.8) |
Pre-NAC tumor size, MRI (cm) | 5.4 ± 1.9 |
Post-NAC tumor size, MRI (cm) | 2.6 ± 2.1 |