A nurse is caring for a client admitted to the intensive care unit. Assessment findings are BP: 160/90, HT: 100, RR: 27, SpO2: 89% Central Venous Pressure (CVP) 18 mmHg Pulmonary Arterial Wedge Pressure (PAWP) 21 mmHg Echocardiogram: Ejection Fraction 30% BNP 1300 pg/mL What is the nurse's priority action?