A nurse caring for a critically ill pregnant woman at 36 weeks of gestation with a pulmonary artery catheter in place obtains the following hemodynamic profile: CVP,3 mm Hg;PAP,40/18 mm Hg;PCWP,18 mm Hg;CO,7 L/min.The nurse administers a diuretic drug as ordered for the client.From evaluation of the hemodynamic profile,the nurse recognizes that this drug was given to treat:

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The elevated PAP and PCWP indicate cardiogenic pulmonary edema.Hypovolemia is indicated by a low,not a high,PAP and PCWP.Hemodynamic values tend to be normal with noncardiogenic pulmonary edema.Pulmonary edema may be secondary to preeclampsia caused by the diuretic given to treat the pulmonary edema.An antihypertensive and smooth muscle relaxant (magnesium sulfate)is given to treat preeclampsia.

A Nurse Caring for a Critically Ill Pregnant Woman at 36