Same mammary gland

Ipsilateral mammary chain adjacent gland

Ipsilateral mammary chain non adjacent gland

Contralateral mammary chain

Lumpectomy

4 (40%)

2 (20%)

1 (10%)

3 (30%)

Mammectomy

-

0 (0%)

2 (18.2%)

2 (18.2%)

Regional mastectomy without involvement of cranial abdominal gland

-

2 (6.1%)

4 (12.2%)

5 (15.2%)

Regional mastectomy with involvement of cranial abdominal gland

-

0 (0%)

2 (7.1%)

7 (25%)

Radical mastectomy

-

-

-

6 (9.8%)