Molluscum contagiosum usually gets bigger in 1 to 2 weeks. Molluscum contagiosum is mainly caused by molluscum contagiosum virus (MCV) infection, mainly through contact. Its incubation period is usually 1 week to 6 months, but its growth rate is relatively fast, when the rash appears, usually 1~2 weeks pimples can gradually become larger and more numerous. Usually in the incubation period of the virus, the patient will not have abnormal performance, when the beginning of lesions, the patient’s skin will appear on the corn grain to mung bean size papules, the color is usually white or yellowish, the surface has a waxy luster. The texture is hard, then will gradually become soft, the tip of the papule will be concave, can squeeze out the cheese-like molluscum contagiosum small body. Infectious molluscum contagiosum has a certain self-limiting, should pay attention to avoid scratching, rubbing warts, pay attention to the local skin hygiene, clothing separate washing disinfection, personal belongings to be used separately. When the warts are more, it is necessary to go to the hospital in time to carry out the appropriate treatment, to promote its recovery.