https://www.selleckchem.com/pr....oducts/l-selenomethi
In the last three decades, axillary lymph node dissection (ALND) has been replaced by sentinel lymph node biopsy (SLN in all clinically node-negative patients. However, when SLNB alone is performed in clinically node-positive patients who are rendered node-negative by neoadjuvant chemotherapy, the procedure has a high false-negative rate and other complementary procedures have been described to improve its reliability. Preoperative tattooing of the suspicious lymph node with India ink at the time of biopsy, in addition to s