CIRCULATION DURING REWARMING— SWAN 



163 



Cardiac 

 Output 

 L/min 

 6 



• Control 36° C. 

 o Hypothermia 30°C. 



The linear relationship both during control 

 normolhermla and hypothermia is demonstrated. 

 There is actually a wider scattering during 

 normothermia than during the cooled state. In 

 both stages the circulation is adequate. 



J \ I I L 



20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 



Oxygen Consumption ml./minute 

 Fig. 2. — Relation between cardiac output and oxygen consumption during cooling. 



20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 



Oxygen Consumption ml./minute 



Fig. 3. — Relation between cardiac output and oxygen consumption during rewarming. Line A is 



derived from Fig. 2. 



