Agreement between venous and arterial blood gas analysis of acid-base status in critical care and ward patients: a retrospective cohort study

ConclusionsVenous gases are suitable for initial evaluation of acid-base status in critically ill patients. Based on clinical evaluation, an arterial sample may then be considered for confirmation, and thereafter, venous blood gases could be sufficient for monitoring response to treatment.
Source: Canadian Journal of Anesthesia - Category: Anesthesiology Source Type: research