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Dictionary · Abbreviation

HAV

Hepatitis A virus: a virus that infects the liver and spreads when traces of stool get into the mouth, as through food or water.

aych-ay-VEE (said as letters) abbreviation

What it means

The virus that causes hepatitis A, an infection of the liver. It spreads by the fecal-oral route: contaminated food or water, or close contact with an infected person. It causes a short illness with tiredness, nausea, fever, dark urine and yellow skin, and it does not become a long-term infection. A two-dose vaccine prevents it.

For the nurse

Use standard precautions, adding contact precautions for clients in diapers or who are incontinent. Teach hand washing after toileting and before handling food, and offer the vaccine to those at risk.

At a glance

Also writtenhepatitis A virus

Related terms

hepatitis

Inflammation of the liver, most often caused by a virus.

contact precautions

Infection control steps, used on top of standard precautions, for germs that spread by touching the client or things around them.

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