The influence of systemic hemodynamics and oxygen transport on cerebral oxygen saturation in neonates after the Norwood procedure Jia Li, MD, PhD, Gencheng.

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Presentation transcript:

The influence of systemic hemodynamics and oxygen transport on cerebral oxygen saturation in neonates after the Norwood procedure Jia Li, MD, PhD, Gencheng Zhang, MD, PhD, Helen Holtby, MD, Anne-Marie Guerguerian, MD, Sally Cai, Tilman Humpl, MD, Christopher A. Caldarone, MD, Andrew N. Redington, MD, Glen S. Van Arsdell, MD The Journal of Thoracic and Cardiovascular Surgery Volume 135, Issue 1, Pages 83-90.e2 (January 2008) DOI: 10.1016/j.jtcvs.2007.07.036 Copyright © 2008 The American Association for Thoracic Surgery Terms and Conditions

Figure 1 Mean ± SD values of cerebral oxygen saturation (Sco2) and hemodynamics including systolic, diastolic, and mean arterial pressures, systemic vascular resistance (SVR), arterial oxygen saturation (Sao2), arterial partial oxygen pressure (Pao2), hemoglobin (Hb), pulmonary (Qp) and systemic blood flows (Qs), and oxygen transport including systemic oxygen consumption (Vo2), oxygen delivery (Do2), and oxygen extraction ratio (ERo2) during the first 72 hours after arrival in the intensive care unit. *After polynomial transformation, with time indicating the coefficient of the early trend, and time2 indicating the later trend. **Data were entered after logarithmic transformation. The Journal of Thoracic and Cardiovascular Surgery 2008 135, 83-90.e2DOI: (10.1016/j.jtcvs.2007.07.036) Copyright © 2008 The American Association for Thoracic Surgery Terms and Conditions

Figure 2 Correlations between cerebral oxygen saturation (Sco2) and systemic hemodynamic and oxygen transport variables of systolic, diastolic, and mean arterial pressures, systemic vascular resistance (SVR), arterial oxygen saturation (Sao2), arterial partial oxygen pressure (Pao2), Hemoglobin (Hb), pulmonary (Qp) and systemic blood flows (Qs), systemic oxygen consumption (Vo2), oxygen delivery (Do2), and oxygen extraction ratio (ERo2) in neonates during the first 72 hours after arrival in the intensive care unit (ICU). The Journal of Thoracic and Cardiovascular Surgery 2008 135, 83-90.e2DOI: (10.1016/j.jtcvs.2007.07.036) Copyright © 2008 The American Association for Thoracic Surgery Terms and Conditions