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pediculosis

Infestation with lice, tiny wingless insects that live on the body and feed on blood.

puh-dik-yuh-LOH-sis noun

What it means

Head lice (pediculosis capitis) are common in school-age children and spread by head-to-head contact and, less often, shared combs, hats and bedding. Lice lay eggs (nits) that stick firmly to hair shafts near the scalp. The main symptom is itching. Body lice and pubic lice are other forms. Lice are not a sign of poor hygiene.

For the nurse

Treat with a lice medicine as directed and comb out nits with a fine-toothed comb. Wash bedding, clothing and hats in hot water and dry on high heat, or seal items in a bag for two weeks. Check family members.

At a glance

Spanishpediculosis
Also writtenlice, louse

Related terms

pruritus

Itching of the skin.

infectious

Caused by germs, or able to spread germs and cause infection in others.

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