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Table 2 The results of AUS and US-FNAB detection of nodal metastasis relative to tumor stage

From: Pre-operative and intra-operative detection of axillary lymph node metastases in 108 patients with invasive lobular breast cancer undergoing mastectomy

Tumor stage pN+ No. of positive axillas detected by AUS Sensitivity (%) Specificity (%) p-value pN+ No. of positive axillas detected by US-FNAB Sensitivity (%) Specificity (%) p-value
T1 12 4 33 97 0.0001 3 2 67 100 0.116
T2 22 9 41 83 9 2 22 100
T3 10 8 80 67 7 5 71 100
T4 1 1 100 0 1 1 100 50