Which HPV models are safe?

HPV type 6 or HPV type 11 infection is a low-risk type, relatively safe some. But also belongs to a sexually transmitted disease, mainly because of high-risk sexual life caused by reasons. But if it belongs to high-risk type, the risk will be higher, persistent infection, may cause cervical epithelial lesions, cervical precancerous lesions, and even become cervical cancer. Note, HPV persistent infection or chronic disease, cancer risk is much higher than the general population, persistent infection in 12 months to the hospital regular review. Regular screening, if more than a year does not turn negative, it indicates persistent infection, may be cancer high-risk groups, it needs immediate treatment.