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infiltration

The leaking of IV fluid or a drug that is not harmful to tissue out of the vein into the tissue around the IV site.

in-fil-TRAY-shun noun

What it means

An IV complication in which the catheter slips out of the vein or the vein wall breaks, so non-irritating fluid flows into the nearby tissue. The site becomes swollen, cool, pale and tight, and may hurt; the IV may run slowly. When the leaking fluid is a vesicant (a drug that damages tissue), the same event is called extravasationek-strav-uh-SAY-shunThe leaking of an IV drug that damages tissue (a vesicant) out of the vein into the surrounding tissue.extra- outsidevas/o vessel-ation processFull entry .

For the nurse

Stop the infusion, remove the catheter, raise the arm, and apply warm or cold compresses according to the fluid and policy. Measure and record the swelling and restart the IV in another site, preferably the other arm.

In a chart

"IV site right forearm swollen, cool and pale; infusion stopped and catheter removed."

At a glance

Spanishinfiltración
Also writteninfiltrated, IV infiltration

Easy to confuse with

extravasation

The leaking of an IV drug that damages tissue (a vesicant) out of the vein into the surrounding tissue.

Related terms

IV

Intravenous: into a vein, or the tube placed in a vein to give fluids and drugs.

infusion

The slow delivery of a fluid or drug into the body, usually into a vein, over a period of time.

extravasation

The leaking of an IV drug that damages tissue (a vesicant) out of the vein into the surrounding tissue.

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