7. Positive pre-operative axillary ultrasound guided fine needle aspiration cytology is associated with higher axillary disease burden in breast cancer patients compared with those detected by sentinel lymph node biopsy. Issue 6 (June 2015) - Chearbhaill, Roisin Ni; Boland, Michael R.; Evoy, Denis; Geraghty, James; Rothwell, Jane; Quinn, Cecily; O'Doherty, Ann; McDermott, Enda W.; Prichard, Ruth S.