Glossary Term

Warm Ischemic Time

WIT

If the donor is a DCD donor, the warm ischemic time is the time from:
The time of Agonal Phase onset to the time when core cooling is initiated.
OR
The calculated time using the serial data to be collected beginning with the agonal phase and ending with the initiation of core cooling.
(OPTN Glossary May 2021)”

Warm ischemic time refers to the amount of time that an organ remains at body temperature after its blood supply has been stopped or reduced. (Organ Toolbox Workgroup , 2018 & Community Hospital Resource Guide Workgroup, 2019)

The calculated time using the serial data to be collected beginning with the agonal phase and ending with the initiation of core cooling. (Alliance Terminology & Data Resources May 2021)