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AORN

Association of Perioperative Registered Nurses

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AP

Anterior Posterior View

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APIC

Association for Professionals in Infection Control and Epidemiology

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Apnea

No breathing, no matter what the cause.

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AQL

Acceptable Quality Level

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Arachnoid mater

Membranes. Specifically, the three membranes surrounding the brain and spinal cord (from outside inward,…

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Arbovirus

A virus transmitted by an arthropod; for example, viral meningitis transmitted by ticks and…

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Angioedema

Diffuse swelling. In Type I reactions, angioedema of the lips and eyes often occurs.

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Angiography

Procedure in which cardiac catheterization is performed and an image is taken to identify…

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Angioplasty

Restoring patency of a blood vessel by balloon dilation, mechanical stripping of blockage, fibrinolytics…

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Anoxia

A severe lack of oxygen; an extreme form of hypoxia.

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