寄生人体的虱有三种,即体虱、头虱和阴虱。我国随着人民卫生水平的提高,特别是城市基本上消灭了虱的危害。但近年我们在门诊病人中不断发现阴虱的患者,提醒广大读者引起警惕。阴虱为三种虱中较少见的一种,多寄生于阴毛皮肤部位,紧紧吸附在皮肤上,常不易发现。为棕褐色小虫,体长约1——2毫米,为椭圆形。在患者阴毛上可见到乳白色的椭圆形虫卵。阴虱能同虱类共同传播流行性斑疹伤寒、回归热、战壕热等疾病。在 There are three parasitic human lice, body lice, head lice and pubic lice. With the improvement of people’s health level in our country, especially the cities have basically eliminated the harm of lice. However, in recent years, we constantly find patients with pubis in outpatients reminding readers to arouse vigilance. Pubic lice is one of the three species of lice less common, more parasitic on pubic hair skin, tightly adsorbed on the skin, often difficult to find. The tan bug, body length of about 1-2 mm, oval. Milky oval eggs can be seen on the pubic hair of patients. Caterpillars can co-transmit epidemic typhus, return fever, trench fever and other diseases with lice. in