الفهرس 
Introduction and aim of the workOnly 14 pages are availabe for public view
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Abstract
Head lice infestation also known as pediculosis capitis is the infestation of human hair and scalp caused by head louse (Pediculus humanus capitis) and they are obligate blood-feeding human ectoparasites. They are connected to human hosts during all life stage and feed on only human blood, do not have wings and cannot jump .
Head lice generally spread through direct transmission via head-to-head contact with an infected person which is the major route or indirect transmission by sharing clothing, hairbrushes, hats, towels or other personal items of a person already infected. Head lice infestation is usually detected by three type of evidence; itching and inflammation of the scalp and neck, sighting of lice and detection of eggs attached to hair shafts .
The clinical spectrum of head lice infestation include pruritus, scalp infection, lymphadenopathy, conjunctivitis and allergic reaction. chronic heavy infestation among school children may lead to anemia. In addition, head lice infestation causes not only physical symptoms but also psychological stress because children believe that head lice infestation is a result of being dirty.
This work aimed to determine the prevalence of Pediculosis capitis among primary school students in sharkia Governorate , find risk factors associated with this infestation and compare the traditional methods in diagnosis of Pediculosis capitis with dermoscopy which finally help us to improve health of primary school students in sharkia Governorate by decreasing the prevalence of Pediculosis capitis among them .