Patients whose breast cancer converted from lymph node-positive to lymph node-negative after neoadjuvant chemotherapy did not have a higher risk of recurrence or death when they skipped adjuvant regional nodal irradiation (RNI), according to a clinical trial. The study’s findings suggest that downstaging cancer-positive regional lymph nodes with neoadjuvant chemotherapy can let some patients skip adjuvant RNI without harming oncologic outcomes.

Warning issued over ‘fast flux’ techniques used to obscure malicious signals on compromised networks
Law enforcement agencies have warned that organizations face a common network vulnerability that allows hackers to dodge detection and distribute malicious software indiscriminately. Referred to