The Oncologic Safety of Sentinel Lymph Node Biopsy in Patients with Node-Positive Breast Cancer with Complete Response to Neoadjuvant Chemotherapy: A Single-Center Experience

Table 3

Evaluation of axilla with axillary MRI before and after neoadjuvant chemotherapy (NAC) (n, row %).

Before NAC axillary MRI	After NAC axillary MRI
	Negative n (%)	Regressed (partial response) n (%)	Positive n (%)	Total n (%)
Negative n (%)	3 (60.0)	2 (40.0)	0 (0.0)	5 (100)
Suspicious n (%)	2 (50.0)	2 (50.0)	0 (0.0)	4 (100)
Positive n (%)	42 (57.5)	29 (39.7)	2 (2.7)	73 (100)
Total n (%)	47 (57.3)	33 (40.2)	2 (2.4)	82 (100)