HPV16 positive is contagious, this virus belongs to the human papillomavirus, and also belongs to a special type in the family of warts. This type is carcinogenic, so it is also called high-risk HPV or high-risk HPV, so this virus infection, you need to be treated in time, and at the same time, you need to isolate as much as possible to prevent the spread of the virus. The transmission of this virus is actually through sexual contact, direct transmission, but also through other ways or indirect contact, such as through the vulva after the contamination of the route, so in this regard still need to try to pay attention to.