Fig. 4From: Carbon nanoparticles localized clipped node dissection combined with sentinel lymph node biopsy with indocyanine green and methylene blue after neoadjuvant therapy in node positive breast cancer in China: initial results of a prospective studyCarbon nanoparticles (CNs) might interfere with the interpretation of methylene blue (MB) tracing effect due to color similarity. A Lymph node stained by CNs alone. B Lymph node stained by MB alone. C Lymph node stained by CNs and MB simultaneouslyBack to article page