Allogeneic HCT Rebounds, PTCy Reshapes Donor Choice, and CAR‑T Use Surges: Key Trends from the 2013–2023 CIBMTR Activity Report

Allogeneic HCT Rebounds, PTCy Reshapes Donor Choice, and CAR‑T Use Surges: Key Trends from the 2013–2023 CIBMTR Activity Report

CIBMTR's 2013–2023 registry update shows a 2023 rebound in allogeneic HCT—driven by older adults—widespread adoption of post‑transplant cyclophosphamide (PTCy) across donor types, increasing mismatched donor use, and rapid expansion of commercial CAR‑T therapy; relapse remains the leading cause of death.