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Secondary bloodstream infection (BSI)

A culture-confirmed bloodstream infection related to infection at another site. For example, a patient…

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Secondary response

The production of antibodies following subsequent exposures to an antigen. Generally, the response will…

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Seldinger Technique

Percutaneous catheter access to a vessel or space using a needle through which a…

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Semi-critical devices

Require a minimum of high level disinfection.

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Semi-restricted area

Of the operating room suite – an area where scrub attire is required. This…

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Sensitivity

Ability of a test to detect a disease if the disease is truly present.

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Sensitization

The physiological process of developing an allergy. Sensitization is an asymptomatic process until an…

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Sensitize

To increase the specific sensitivity of an individual to an antigen or allergen as…

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Sensitized

If IgE antibodies have been detected to the specific allergen in question, the individual…

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Sensory

Afferent/ascending, pathways; going toward the center; opposite of efferent.

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Sensory stimulation

Stimulating part or all of the bodys sensory nerve network.

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Sentinel event

An unusual critical adverse event that, when it occurs, should prompt immediate investigation.

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