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
Usually genital warts are diagnosed by an exam. Warts have a characteristic appearance, but your doctor may want to take a biopsy (a small sample of tissue) to determine if the lesion is really a genital wart.
Genital warts are caused by the HPV virus. Tests to determine the subtype of HPV are sometimes recommended since some are low risk for cancer and others are higher risk.
If you are a woman and are diagnosed with warts, make sure to be tested for cervical irregularities by a pelvic exam.