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Threadworms threadworms

Threadworms are small intestinal worm parasites.  The threadworm (sometimes called a pinworm), Enterobius vermicularis, is the commonest worm parasite of children in non-tropical areas such as northern Europe. threadworms是小肠道蠕虫的寄生虫。 threadworm （有时称为蛲虫） ，蛲虫，是最常见的蠕虫寄生虫的儿童在非热带地区，如北部的欧洲。

The mature female worm can be from 2mm to 13mm long, white, and with a blunt head and a fine, hair-like, pointed tail.成熟女性蠕虫病毒可以从2毫米，以13毫米长，白色，与钝头和罚款，头发一样的，指出的尾巴。 The male is shorter and is rarely seen, as it remains in the intestine.男性的短，是罕见的，因为它仍然在肠道。 Adult worms live for up to 6 weeks.成虫生活长达6个星期。

The female worm lays many tiny eggs around the anus, and around the vagina and urethra in girls.女性蠕虫奠定了许多微小的蛋靠近肛门，和周围的阴道和尿道在女孩。 This usually happens at night, when the infested person is asleep.这通常发生在夜间，当感染的人是睡了。 When laying the eggs, the female worm also secretes irritant mucus, which causes the person to scratch the itchy area.当奠定了鸡蛋，女性蠕虫也刺激粘液分泌，从而导致人刮坏了发痒的地区。 Eggs then stick under fingernails and on fingertips, and can be transferred to the mouth to cause re-infestation.鸡蛋，然后坚持下，指甲和指尖上，可转移到嘴的事业重新为患。

The eggs can survive for three weeks and sometimes hatch on the skin and re-enter the bowel.蛋可以存活三个星期，有时舱口对皮肤和重新进入小肠。 Swallowed eggs hatch in the intestine, and after a couple of weeks the worms reach adult size and begin to reproduce.吞下蛋孵化在肠道，经过几个星期的蠕虫病毒达到成人的大小和开始重现。