Table 1 Patient characteristics Washing of irradiated red blood cells prevents hyperkalaemia during cardiopulmonary bypass in neonates and infants undergoing surgery for complex congenital heart disease☆ Eur J Cardiothorac Surg. 2007;31(4):659-664. doi:10.1016/j.ejcts.2007.01.014 Eur J Cardiothorac Surg | © 2007 European Association for Cardio-Thoracic Surgery. Published by Elsevier B.V. All rights reserved.European Association for Cardio-Thoracic Surgery
Fig. 1 Flow diagram showing the sampling protocol. Washing of irradiated red blood cells prevents hyperkalaemia during cardiopulmonary bypass in neonates and infants undergoing surgery for complex congenital heart disease☆ Eur J Cardiothorac Surg. 2007;31(4):659-664. doi:10.1016/j.ejcts.2007.01.014 Eur J Cardiothorac Surg | © 2007 European Association for Cardio-Thoracic Surgery. Published by Elsevier B.V. All rights reserved.European Association for Cardio-Thoracic Surgery
Fig. 2 Comparison of IRC [K<sup>+</sup>], [lactate] and [Na<sup>+</sup>] before and after cell washing. Washing of irradiated red blood cells prevents hyperkalaemia during cardiopulmonary bypass in neonates and infants undergoing surgery for complex congenital heart disease☆ Eur J Cardiothorac Surg. 2007;31(4):659-664. doi:10.1016/j.ejcts.2007.01.014 Eur J Cardiothorac Surg | © 2007 European Association for Cardio-Thoracic Surgery. Published by Elsevier B.V. All rights reserved.European Association for Cardio-Thoracic Surgery
Fig. 3 Comparison of potassium, lactate and sodium prime concentrations before CPB between groups A and B. <sup>*</sup>Significantly lower than group A. <sup>†</sup>Significantly higher than group A (p ≪ 0.05). Washing of irradiated red blood cells prevents hyperkalaemia during cardiopulmonary bypass in neonates and infants undergoing surgery for complex congenital heart disease☆ Eur J Cardiothorac Surg. 2007;31(4):659-664. doi:10.1016/j.ejcts.2007.01.014 Eur J Cardiothorac Surg | © 2007 European Association for Cardio-Thoracic Surgery. Published by Elsevier B.V. All rights reserved.European Association for Cardio-Thoracic Surgery
Fig. 4 Patient potassium concentrations throughout the study (Sample 4: patient pre-bypass; sample 5: CPB sample 3mins on bypass; sample 6: CPB sample 28 °C cooling; sample 7: CPB sample 28 °C rewarming; sample 8: CPB sample 36 °C rewarming; sample 9: sample from patient immediately post-bypass). <sup>*</sup>Significant difference between groups, p ≪ 0.05. Washing of irradiated red blood cells prevents hyperkalaemia during cardiopulmonary bypass in neonates and infants undergoing surgery for complex congenital heart disease☆ Eur J Cardiothorac Surg. 2007;31(4):659-664. doi:10.1016/j.ejcts.2007.01.014 Eur J Cardiothorac Surg | © 2007 European Association for Cardio-Thoracic Surgery. Published by Elsevier B.V. All rights reserved.European Association for Cardio-Thoracic Surgery
Fig. 5 Patient lactate concentrations throughout the study. <sup>*</sup>Significant difference between groups, p ≪ 0.05. Washing of irradiated red blood cells prevents hyperkalaemia during cardiopulmonary bypass in neonates and infants undergoing surgery for complex congenital heart disease☆ Eur J Cardiothorac Surg. 2007;31(4):659-664. doi:10.1016/j.ejcts.2007.01.014 Eur J Cardiothorac Surg | © 2007 European Association for Cardio-Thoracic Surgery. Published by Elsevier B.V. All rights reserved.European Association for Cardio-Thoracic Surgery
Fig. 6 Patient sodium concentrations throughout the study Fig. 6 Patient sodium concentrations throughout the study. <sup>†</sup>Significant difference between groups, p ≪ 0.05. Washing of irradiated red blood cells prevents hyperkalaemia during cardiopulmonary bypass in neonates and infants undergoing surgery for complex congenital heart disease☆ Eur J Cardiothorac Surg. 2007;31(4):659-664. doi:10.1016/j.ejcts.2007.01.014 Eur J Cardiothorac Surg | © 2007 European Association for Cardio-Thoracic Surgery. Published by Elsevier B.V. All rights reserved.European Association for Cardio-Thoracic Surgery