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Related Experiment Video

Updated: Feb 12, 2026

Controlled Cortical Impact Model for Traumatic Brain Injury

Controlled Cortical Impact Model for Traumatic Brain Injury

Published on: August 5, 2014

Does Traumatic Brain Injury by Firearm Injury Accelerates the Brain Death Cascade? Preliminary Results.

A Cacciatori¹, M Godino¹, R Mizraji¹

¹National Institute of Donations and Transplants (INDT), Montevideo, Uruguay.

Transplantation Proceedings

|March 28, 2018

Summary

Traumatic brain injury from firearm injury leads to brain death more frequently and requires shorter donor support periods compared to other TBI causes. This instability highlights critical differences in managing these deceased donors.

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Last Updated: Feb 12, 2026

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Area of Science:

Neurology
Trauma Surgery
Critical Care Medicine

Background:

Brain death (BD) shares pathophysiological similarities with multiple-organ dysfunction syndrome.
Traumatic brain injury (TBI), particularly from firearm injury (FAI), can precipitate BD.
Understanding donor instability is crucial for organ transplantation protocols.

Purpose of the Study:

To compare the hemodynamic stability and donor support duration in deceased organ donors with TBI due to FAI versus other causes of TBI.
To investigate the vasopressor requirements in TBI patients who progress to BD.

Main Methods:

Retrospective study of intensive care unit (ICU) patients with severe TBI who progressed to BD.
Comparison between patients with TBI due to FAI and those with TBI from other causes.
Analysis of donor treatment duration and vasopressor support (noradrenaline).

Main Results:

A higher percentage of patients with TBI due to FAI progressed to BD (83%) compared to other TBI causes (41%).
The donor treatment period was shorter for individuals with TBI due to FAI.
Patients with TBI due to FAI required higher doses of noradrenaline, though not statistically significant (P = .15).

Conclusions:

TBI from firearm injury is associated with a higher incidence of brain death and more unstable donor physiology.
Shorter donor management periods in FAI-related TBI necessitate optimized organ procurement strategies.
These findings underscore the distinct management challenges posed by firearm-related TBI in deceased organ donors.