Human Papillomavirus (HPV)
There are over 100 different viruses that are a part of the HPV
family of which about 40 types are sexually transmitted to
genital tissues.
Certain HPV types can cause cervical cancer and do not cause
genital warts. Over 95% of cervical cancers are associated with
HPV.
Some HPV types have also been linked to anal cancers,
especially among people living with HIV.
Some clinical providers are doing anal pap testing though at
this time it is not recommended by the CDC.
A few HPV types cause warts to grow in the genital and anal
area, however only 7% of HPV cases have visible warts.
Common sites of infection are the cervix, vagina, vulva,
perineum, anus, rectum, penile shaft, corona of penis, scrotum.
Most people with genital HPV infections will show no symptoms
(no visible warts, normal Pap tests).
HPV can shed from infected skin/membranes and can be
transmitted without the presence of any warts through direct
contact.
The vast majority of people (probably greater than 90%) with
HPV will self-resolve the infection within two years.
There is no cure for HPV, but there are treatments for removal
of warts and abnormal cell growth. These treatments remove
the visible wart and/or abnormal cell growths but they do not
clear the underlying HPV infection. Warts and abnormal Paps
can come back even after treatment.
Regular Pap tests for women are extremely important for
prevention of cervical cancer.
Condoms are a good barrier to HPV for areas they cover.
Transmission occurs when infected areas are not covered by
condoms – or with viral shedding to areas not covered with
condoms.
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