Can Preoperative Axillary US Help Exclude N2 and N3 Metastatic Breast Cancer?

Can Preoperative Axillary US Help Exclude N2 and N3 Metastatic Breast Cancer?
Colleen H. Neal, Caroline P. Daly, Alexis V. Nees, and Mark A. Helvie
Radiology 2010; 257 335-341

Link to Journal

Axillary US is a valuable modality for evaluating the preoperative status of the axilla and provides a noninvasive means with which to accurately exclude advanced axillary metastatic disease for 96% of patients with invasive ductal carcinoma

Axillary Lymph Nodes Suspicious for Breast Cancer Metastasis: Sampling with US-guided 14-Gauge Core-Needle Biopsy--Clinical Experience in 100 Patients

Axillary Lymph Nodes Suspicious for Breast Cancer Metastasis: Sampling with US-guided 14-Gauge Core-Needle Biopsy--Clinical Experience in 100 Patients
Hiroyuki Abe, Robert A. Schmidt, Kirti Kulkarni, Charlene A. Sennett, Jeffrey S. Mueller, and Gillian M. Newstead
Radiology 2008;250 41-49

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Axillary lymph node biopsy performed by using a 14-gauge controllable-action needle with US guidance in patients with breast cancer can yield a high positive result rate with no clinically important complications

Axillary Lymph Nodes: US-guided Fine-Needle Aspiration for Initial Staging of Breast Cancer Correlation with Primary Tumor Size

Susan L. Koelliker, Maureen A. Chung, Martha B. Mainiero, Margaret M. Steinhoff, and Blake Cady
Radiology 2007;246 81-89
http://radiology.rsnajnls.org/cgi/content/abstract/246/1/81?etoc

US-guided fine-needle aspiration is useful in the initial axillary staging of breast cancer; the sensitivity of the technique increases with increasing tumor size