Figure 1From: Bench-to-bedside review: Is there a place for epinephrine in septic shock?Evolution of the partial CO2 tension (PCO2) gap (tonometer PCO2 - arterial PCO2) during infusion of epinephrine (open circles) or norepinephrine-dobutamine (closed circles). Asterisks indicate p < 0.01 versus baseline. (Reproduced from [8] with permission.)Back to article page