Transcutaneous oxygen tension monitoring in critically ill patients receiving packed red blood cells.
In intensive care medicine the tcPO2 measurement can be used efficiently if the problems discussed are taken into consideration. The advantages of the method follow. 1) The trend of the arterial PO2 can be monitored continuously. 2) A large fall in tcPO2 can be a sign of arterial PO2 decrease or of circulatory insufficiency.