Heart transplantation following donation after circulatory death: Expanding the donor pool

Sarah E Scheuer1, Paul C Jansz1, Peter S Macdonald1

  • 1Cardiac Physiology & Transplantation, Victor Chang Cardiac Research Institute, Darlinghurst, New South Wales, Australia; Heart & Lung Transplant Unit, St Vincent's Hospital, Darlinghurst, New South Wales, Australia; St Vincent's Clinical School, Faculty of Medicine, UNSW Sydney, Randwick, Australia.

Insights

Donation after circulatory death (DCD) heart transplantation is growing, with excellent outcomes comparable to donation after brain death (DBD) donors. DCD hearts are becoming a major global source for heart transplants.

Area of Science:

  • Cardiology
  • Transplantation Medicine
  • Surgical Innovation

Background:

  • Donation after circulatory death (DCD) heart transplantation is an expanding field.
  • Historically, DCD heart donation faced challenges related to ischemia and viability assessment.
  • Advancements in procurement and preservation have made DCD heart transplantation increasingly feasible.

Purpose of the Study:

  • To review the history, challenges, and current practices of DCD heart transplantation.
  • To outline procurement protocols and strategies for limiting ischemic injury.
  • To assess the outcomes and future potential of DCD heart donation.

Main Methods:

  • Review of existing literature on DCD heart transplantation protocols and outcomes.
  • Analysis of procurement methods, including in situ and ex situ resuscitation and viability assessment.
  • Comparison of outcomes between DCD and donation after brain death (DBD) heart recipients.

Main Results:

  • At least three protocols exist for DCD heart resuscitation and viability assessment.
  • Outcomes for DCD heart transplant recipients are excellent and comparable to DBD recipients.
  • DCD heart transplantation constitutes a significant portion (one-third) of transplant activity in leading centers.

Conclusions:

  • DCD heart transplantation is a viable and increasingly important source for heart donation.
  • The utilization of the DCD pathway is expected to rise globally.
  • DCD donors are poised to become a major source of hearts for transplantation worldwide.

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