Shots: FDA granted accelerated approval to Etcamah + a CDK4/6 inhibitor for HR+/HER2− LA/M breast cancer with an ESR1 mutation emerging during AI + CDK4/6 inhibitor therapy, alongside approval of a ctDNA-based CDx for detecting ESR1 resistance mutations Approval was based on the P-III (SERENA-6) trial assessing Etcamah + CDK4/6 inhibitor vs AI (anastrozole/letrozole) +…