Skip to main content

Table 2 Inter-nodal relationships according to clinical N stage

From: Ultrasound-guided dual-localization for axillary nodes before and after neoadjuvant chemotherapy with clip and activated charcoal in breast cancer patients: a feasibility study

Relationship All cN1 cN2 cN3 P value
Clipped node to tattooed node      .621
 Concordance 79% (22/28) 79% (15/19) 60% (3/5) 100% (4/4)  
 Discordance 21% (6/28) 21% (4/19) 40% (2/5) 0% (0/4)  
Clipped node to sentinel nodea      .156
 Concordance 63% (15/24) 68% (13/19) 50% (2/4) 0% (0/1)  
 Discordance 38% (9/24) 32% (6/19) 50% (2/4) 100% (1/1)  
Tattooed node to sentinel nodea      .691
 Concordance 58% (14/24) 58% (11/19) 75% (3/4) 0% (0/1)  
 Discordance 42% (10/24) 42% (8/19) 25% (1/4) 100% (1/1)  
  1. aSentinel nodes were narrowly defined as radioactive nodes and/or nodes containing blue dye
\