Human Papilloma Viruses ( Hpv )

1149 Words Nov 6th, 2015 5 Pages
Human Papilloma Viruses (HPV)
Human Papilloma Viruses (HPV) belongs to the papillomarade family. They are made of a small, naked, capsid 55mm in diameter that encloses a circular. They are double-stranded DNA viral protein known as L2 which is less abundant.
Approximately 20 million Americans are already infected with HPV and each year another 6 million become infected, according to the center of Disease Control and Prevention (CDC). There are approximately 40 different types of warts. They infect genitals as well as the mouth and throat. Most people who have HPV don’t know that they have it. It can be classified as low risk or high risk, where low risk causes less serious disease and conditions e.g genital warts, while high risk HPV can lead to something more serious like cancer of the cervix.
There are two conditions that are caused by HPV genital warts. Strains genitals warts affect the genitals as well as the anus if a person has infected anal sex. The wart may appear within a week or may take months or years to occur. In some cases, they never appear at all. Treatment is available for genital warts, although it is highly individualized and treatment is prescribed by a doctor.
The most serious condition caused by HPV is cancer. Nearly all cervical cancer is caused by some type of HPV virus and both low and high risk strains can cause cancer, however 70% of all cervical cancer is caused by type 16 & 18. HPV can cause other type of genital and anal cancer as…
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