The patient is receiving tube feedings due to a jaw surgery. What change in assessment findings should prompt the nurse to request an order for serum sodium concentration?

A) Development of ankle or sacral edema
B) Increased skin tenting and dry mouth
C) Postural hypotension and tachycardia
D) Decreased level of consciousness

Serum Sodium Concentration

The amount of sodium present in the serum portion of the blood, important for determining electrolyte balance and fluid status.

Postural Hypotension

A drop in blood pressure upon standing up from a sitting or lying position, which can cause dizziness or fainting.

Ankle Edema

Swelling in the ankles usually due to fluid accumulation, often indicative of underlying health conditions.