⏰ Time for case 1️⃣ of a patient with ER+, PgR-, HER2- #MBC who also has well-controlled #mentalhealth and a baseline ❤️ QTc of 575 ms. Review the case details, answer the poll 📊 about your preferred 1L CDK4/6i, &amp; comment 💬with the rationale. What would you recommend and why?