The lung Composite Allocation Score (CAS) was implemented in 2023, and has shown to increase lung transplant rates and lower waitlist mortality. Host Alice Gallo de Moraes, MD, of the Mayo Clinic, interviews experts Mary Raddawi, MD, of Columbia University Irving Medical Center, and Amy Skiba, of the Lung Transplant Foundation, on the importance of CAS and how it has changed outcomes for lung transplant patients.