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Scabies疥疮

Scabies is an itchy condition of the skin caused by a tiny mite (Sarcoptes scabiei), less than half a millimetre long.疥疮是一种发痒的情况，皮肤所造成的一小螨（疥scabiei ） ，不到半年毫米长。 The female mite burrows into the outer layer of skin to lay its eggs.女性螨洞穴到外层的皮肤，以奠定其蛋。 As the larvae hatch and grow into mites, the skin produces an allergic reaction and intense itching develops.由于幼虫孵化和成长为螨，皮肤产生过敏反应和激烈的发痒的发展。

The scabies mite can burrow into any part of the skin, but is most commonly found around the hands, feet, and male genitalia.该疥螨可以进入洞穴的任何部分的皮肤，但最常见的发现周围的手，脚，和雄性外生殖器。 It does not usually affect the neck and head, although it may in infants, the elderly and those whose immune system is not functioning properly.它通常不影响颈部及头部，尽管它可能在婴幼儿，老人和那些免疫系统无法正常运作。

Scabies can affect people of any age but is most common in children and young adults.疥疮可以影响人，任何年龄的，但最常见的是在儿童和年轻成人身上。 It is highly contagious and is spread by close physical contact, especially in overcrowded living conditions.这是高度传染性，是传播密切的身体接触，尤其是在拥挤的生活条件。 There are sometimes outbreaks in schools and residential or nursing homes.有，有时爆发，在学校和住宅或护理之家。 It can also be passed on by sexual contact.它也可以通过对由性接触。

The elderly and people who do not have a fully functioning immune system are more likely to have crusted scabies (also called Norwegian scabies).老人和人民谁没有一个充分运作的免疫系统，更可能有地壳疥疮（也称为挪威疥疮） 。 This is a highly contagious condition in which the skin thickens, forming a crust, and rather than having the usual amount of female mites (around 12), a person with crusted scabies can have an infestation of thousands.Crusted scabies is transmitted by physical contact and can also be transmitted via bedding, towels, clothes, and upholstery.这是一种高度传染性的条件，其中皮肤增厚，形成了地壳，而不是通常的数额女性螨（约12 ） ，一个人与地壳疥疮可以有感染thousands.crusted疥疮是由身体接触也可以传送床上用品，毛巾，衣服，和室内装潢。