Chiggers Glossary of Terms

The following are health and medical definitions of terms that appear in the Chiggers article.

Bacteria: Single-celled microorganisms that can exist either as independent (free-living) ...

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Bacterial: Of or pertaining to bacteria, as in a bacterial lung infection.

Bacterium: The singular of bacteria.

Blister: A collection of fluid underneath the top layer of skin (epidermis). There are man...

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Calamine: An astringent made from zinc carbonate or zinc oxide, customarily used in lotion...

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Chiggers: The larvae of one type of mites, of the family Trombiculidae. The larvae, or juv...

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Compression: 1. The act of pressing together. As in a compression fracture, nerve c...

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Corticosteroid: Any of the steroid hormones made by the outer portion (cortex) of the adre...

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Crotch: A nonmedical term in common usage for the region where the legs come together, the...

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Encephalitis: Inflammation of the brain, which may be caused by a bacterium, a virus, or a...

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Endemic: A characteristic of a particular population, environment, or region. Examples of ...

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Enzymes: Proteins that act as a catalysts in mediating and speeding a specific chemical re...

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Febrile: Feverish.

Feeding tube: See: Enteral nutrition.

Gram-negative: Gram-negative bacteria lose the crystal violet stain (and take the color of...

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Groin: The area where the thigh meets the hip.

Infection: The invasion and multiplication of microorganisms such as bacteria, viruses, an...

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Intracellular: Within a cell. In contrast to extracellular, meaning outside a cell.

Itching: An uncomfortable sensation in the skin that feels as if something is crawling on ...

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Juvenile: Between infantile and adult. Used in medicine to indicate onset in childhood, as...

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Mite: A tiny eight-legged creature belonging to the Order Acarina related to spiders and t...

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Mouth: 1. The upper opening of the digestive tract, beginning with the lips and con...

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Nail: In medicine, there are two types of nails. One is just a plain old metal nail used t...

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Pain: An unpleasant sensation that can range from mild, localized discomfort to agony. Pa...

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Pimple: An inflamed area of the skin with pus formation that results from an oil gland bei...

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Pus: A thick, whitish-yellow fluid that results from the accumulation of white blood cells...

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Rickettsia: A member of a group of microorganisms that (like viruses) require other living...

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Scrub: 1. As a verb, to wash the hands and forearms very thoroughly, as before enga...

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Scrub typhus: A mite-borne infectious disease caused by a microorganism, Rickettsia tsu...

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Symptom: Any subjective evidence of disease. In contrast, a sign is objective. Blood comin...

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Typhus: One of a group of acute infections caused by rickettsiae, transmitted by arthropod...

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