Ace the PCCN Exam 2026 – Elevate Your Progressive Care Nursing Game!

Question: 1 / 435

How will an extremity with acute arterial insufficiency typically appear?

Warm with normal color

Warm with increased redness

Cool with pale color

An extremity experiencing acute arterial insufficiency will typically present as cool with a pale color. This occurs because the blood flow to the affected limb is significantly reduced or obstructed, leading to decreased perfusion. As a result, tissues don't receive adequate oxygen and nutrients, and this lack of blood flow can cause the temperature of the skin to drop, resulting in a cool sensation.

The pale appearance is due to vasoconstriction that occurs in response to insufficient blood supply, which reduces the amount of oxygenated blood reaching the surface of the skin, leading to a paler complexion. This clinical manifestation is critical for nurses to identify, as acute arterial insufficiency can lead to severe complications such as tissue ischemia or necrosis if not promptly addressed. Understanding this presentation is key in prioritizing interventions for patients experiencing compromised blood flow to the extremities.

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Cool with normal color

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