The Nurse Is Caring for a Patient Following Insertion of an Intraaortic

question 4

Multiple Choice

The nurse is caring for a patient following insertion of an intraaortic balloon pump (IABP) for cardiogenic shock unresponsive to pharmacotherapy.Which hemodynamic parameter best indicates an appropriate response to therapy?

• A) Cardiac index (CI) of 2.5 L/min/m²
• B) Pulmonary artery diastolic pressure of 26 mm Hg
• C) Pulmonary artery occlusion pressure (PAOP) of 22 mm Hg
• D) Systemic vascular resistance (SVR) of 1600 dynes/sec/cm^-5

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