HPV types 6 and 11 cause the most visible genital
warts. They are spread easily from person to person. However, they are rarely
associated with the development of cervical cancer in women.
types 16, 18, 31, 33, and 35 are strongly associated with abnormal
cells on the cervix and cancer of the cervix. Nearly all cervical
cancer tumors contain one of these types, which are sometimes called high-risk
types. But many women may be infected with high-risk types of HPV but
never develop precancerous changes or cancer.
DNA testing can identify whether high-risk types are
How this information was developed to help you make better health decisions.