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Table 2 Classification of SLN in terms of CEUS and blue dye

From: Intradermal microbubbles and contrast-enhanced ultrasound (CEUS) is a feasible approach for sentinel lymph node identification in early-stage breast cancer

Characteristic Number of cases (%) Number of SLNs identified (%) Number of positive SLNs
CEUS+/blue dye+ 96 (95.0 %) 101 (37.3 %) 40
CEUS+/blue dye 2 (2.0 %) 14 (5.2 %) 1
CEUS/blue dye+ 1 (1.0 %) 107 (39.5 %) 6
CEUS/blue dye 2 (2.0 %) 49 (18.1 %) 0
Total 101 (100 %) 271 (100 %) 47