1. Christine M. Walko, Pharm.D., discusses how advancements in technology have improved the quality, cost and turnaround time for assessing genetic mutations in tumor tissue, and how this has helped to translate precision medicine into standard clinical practice.

Acquired resistance in EGFR patients is often driven by the T790M mutation. T790M-positive tumors respond differently to treatments than T790M-negative tumors. Dr. Greg Riely details how each status can predict patients' responses to current treatments.