CCRN Nursing Exam Prep - Adult Critical Care

Category - Medical Surgical

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A 45-year-old client with leg ulcers and arterial insufficiency is admitted to the hospital. The nurse understands that leg ulcers of this nature are usually caused by:

Decreased arterial blood flow secondary to vasoconstriction
Decreased arterial blood flow leading to hyperemia
Atherosclerotic obstruction of arteries
Trauma to the lower extremities

Explanation

Answer - A - Decreased arterial flow is a result of vasospasm. The etiology is unknown. It is more problematic in colder climates or when the person is under stress. Hyperemia occurs when the vasospasm is relieved.

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