Page 17 - AACN Essentials of Critical-Care Nursing Pocket Handbook, Second Edition
P. 17

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                                           (PA [mm Hg]   PCWP [mm Hg])   79.9  cardiac output (L/min)    100









                 Formula                        0.0031   P(A   a)O 2 C(a   v)O 2   (0.0031   P[A   a]O 2 ) Valid only when arterial blood is 100% saturated

                                            PVR 5   (dynes/s/cm 5 )    QS/QT(%)











                 Normal Value  Will vary with patient’s age and the FiO 2 . On room air:  80-95 mm Hg. On 100%   O 2 : 640 mm Hg  16-24 mm Hg  5-12 mm Hg  41-51 mm Hg  Will vary with the FiO 2 , cardiac output, and oxygen   consumption from   35-40 mm Hg  120-200










              Normal Values Table (continued)  Definition  Partial pressure of oxygen in   arterial blood  Pulmonary artery 54 systolic   pressure Mean pulmonary capillary wedge   pressure  Partial pressure of carbon  dioxide in mixed venous blood Partial pressure










                 Abbreviation
              1.1   PaO 2  PAS  PCWP  PvCO 2  PvO 2  PVR  QS/QT
   12   13   14   15   16   17   18   19   20   21   22