Lung donation and causes behind its failure: a single-center experience

Area of Science:

• Transplantation Medicine
• Organ Procurement
• Critical Care

Background:

• Lung transplantation relies heavily on organs from brain-dead donors.
• Lungs are among the least frequently harvested organs for transplantation.
• Maximizing lung harvest rates is crucial for the lung transplantation system.

Purpose of the Study:

• To determine the lung harvest rate in brain-dead patients.
• To identify the reasons for lung donation failure in brain-dead patients.

Main Methods:

• Retrospective review of brain-death database from 2004-2008.
• Inclusion of 93 brain-dead patients.
• Analysis of lung donation rates and causes of failure.

Main Results:

• Only 4.6% of brain-dead patients (4/93) donated lungs.
• 83.8% of failures were due to unacceptable oxygen challenge test results (<300 mm Hg).
• Pulmonary aspiration caused donation failure in 11 patients with acceptable test results.

Conclusions:

• A small percentage of lungs are suitable for harvest due to stringent criteria, primarily oxygen challenge tests.
• Pulmonary aspiration is a significant factor in lung donation failure even with acceptable test results.
• Enhanced critical care and staff training may improve organ preservation and maximize lung harvest rates.