Variability in Diagnosing Brain Death at an Academic Medical Center

Figure 3

Apnea testing. Apnea test prerequisites: eucapnia, normotension, normothermia, euvolemia, and absence of hypoxia. EEG, electroencephalography; , number; SBP, systolic blood pressure; °C, degrees Celsius; mmHg, millimeters of mercury; PaCO2, partial pressure of carbon dioxide; PaO2, partial pressure of oxygen; , number.

(a) Apnea test and ancillary testing

(b) Prerequisites of apnea testing