1. Impact of simultaneous heart procurement on outcomes of donation after circulatory death lung transplantation
- Author
-
Gao, Qimeng, Pontula, Arya, Alderete, Isaac S., DeLaura, Isabel, Kahan, Riley, Nakata, Kentaro, Haney, John C., Klapper, Jacob A., and Hartwig, Matthew G.
- Abstract
Donation after circulatory death (DCD) heart procurement is done using either direct procurement (DP) or thoracoabdominal normothermic machine perfusion (TA-NRP). Both approaches could impact lung transplant outcomes with combined heart and lung procurements from the same donor. The impact of such practice on DCD lung transplant remains unstudied. We performed a retrospective analysis using the United Network for Organ Sharing (UNOS) dataset, identifying DCD lung transplants where the donor also donated the heart (cardia lung donor [CD]). A cohort of noncardiac DCD lung donors (noncardiac lung donor [NCD]) from the same era, matched for donor and recipient characteristics, was used as a comparison group. Both immediate and long-term outcomes were examined. A subanalysis was performed comparing the distinct impact of DP or TA-NRP on DCD lung transplant outcomes. Overall graft survival did not significantly differ between CD and NCD. However, recipients in the CD group trended toward a lower P/F ratio at 72 hours (CD vs NCD: 284 vs 3190; P= .054). In the subanalysis, we identified 40 DP donors and 22 TA-NRP donors. We found the both cohorts had lower P/F ratio at 72 hours than the NCD control (P= .04). Overall, 1-year graft survival was equivalent among the TA-NRP, DP, and NCD cohorts.
- Published
- 2024
- Full Text
- View/download PDF