? BACKGROUND Pulse oximetry is commonly used to monitor oxygenation in neonates, but cannot detect variations in hemoglobin. 3% (SD 1.1) in venous blood. The mean difference between arterial oxygen saturation shown on the order Volasertib monitor and oxyhemoglobin in arterial bloodstream samples was 2% (SD 2.0); between venous oxygen saturation shown on the monitor… Continue reading ? BACKGROUND Pulse oximetry is commonly used to monitor oxygenation in