A
pulmonary artery catheter (PAC) was inserted. For each etiology of shock
described above, in which direction would the main hemodynamic parameters be
changed?
The changes are summarized in Table 81.1.
Cardiac tam-ponade typically presents with “equalization of pressures”: the
central venous pressure (CVP), right ventricular dia-stolic pressure, pulmonary
artery diastolic pressure (PAP), and the pulmonary artery occlusion pressure
(PAOP) are equal and usually approximately 20 mmHg.
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