An elderly client with sepsis has a blood pressure 96/46 mm Hg, pulse 100/min, and respirations 28/min. Pulse oximetry (SpO2) shows 95% on nasal oxygen at 3 L/min. The client remains hypotensive after 2 fluid challenges with normal saline. Two hours later the SpO2 is 86%. What is the nurse's first action?
a. Increase oxygen flow rate
b. Notify the health care provider (HCP) of the drop in saturation
c. Reposition the pulse oximeter sensor
d. Request arterial blood gases to confirm the SpO2
Answer: c. Reposition the pulse oximeter sensor
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