nits; they are usually larger than males. Adult lice can live up to 30 days on a person's head. To live, adult lice need to feed on blood. If the louse falls off a person, it dies within 2 days. Where are head lice most commonly found? On the scalp behind the ears and near the neckline at the back of the neck. Head lice hold on to hair with hook-like claws found at the end of each of their six legs. Head lice are rarely found onthe body, eyelashes, or eyebrows. What are the signs and symptoms of head lice infestation? Tickling feeling of something moving in the hair. itching, caused by the an allergic reaction to the bites. Irritability. Sores on the head caused by scratching. These sores can sometimes become infected. How did my child get head lice? By contact with an already infested person. Contact is common during play at school and at home (slumber parties, sports activities, at camp, on a playground). By wearing infested clothing, such as hats, scarves, coats, sports uniforms, or hair ribbons. By using infested combs, brushes, or towels. By lying on a bed, couch, pillow, carpet, or stuffed animal that has recently been in contact with an infested person. How is head lice infestation diagnosed? By looking closely through the hair and scalp for nits, nymphs, or adults. Finding a nymph or adult may be difficult; there are usually few of them and they can move quickly from searching
fingers. If crawling lice are not seen, finding nits within a 1/4 inch of the scalp confirms that a person is infested and should be treated. If you only find nits more than 1/4 inch from the scalp, the infestation is probably an old one and does not need to be treated.
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- Summer '14
- Head louse, Facial hair, Pediculosis, Body louse, Crab louse, Louse