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hpv ranges from hpv-1 to hpv 18. what do thoes numbers mean and where do the come from?

2007-06-05 05:31:56 · 7 answers · asked by Anonymous in Health Diseases & Conditions STDs

7 answers

Actually there are over 120 different kinds of HPV. Most kinds of HPV are harmless and do nothing, but some kinds of HPV can cause cancer and warts.

About a dozen HPV types (including types 16, 18, 31 and 45) are called "high-risk" types because they can lead to cervical cancer, as well as anal cancer, vulvar cancer, head and neck cancers, and penile cancer.

HPV types 6 and 11 can cause a rare condition known as recurrent respiratory papillomatosis, in which warts form on the larynx or other areas of the respiratory tract.

HPV types 1, 2, 3, 4, 6, 7, 10, 11, 13, 16, 18, 31, 32, 33, 35, 39, 42, 43, 44, 45, 51, and 55, as well as more kinds, are responsible for warts common warts, planter warts, flat warts and genital warts. The most common kinds of HPV that cause genital warts are kinds 6 and 11 which make up about 90% of genital wart cases.
http://en.wikipedia.org/wiki/Hpv

2007-06-06 05:42:42 · answer #1 · answered by Alli 7 · 0 0

HPV types are number in the sequence they were found.

The HPV family has at least 83 well-documented genotypes. Some believe that the number of HPV types has already approached 130 or more.

Multiple clinical associations with unique genotypes of HPV have been documented. HPV types and their association with the clinical disease are as follows:
Plantar warts - 1, 2, 4, 60, and 63
Common warts - 1, 2, 4, 26, 27, 29, 57, 65, and 75-78
Meat/poultry/fish handlers - 1-4, 7, 10, and 28
Flat warts - 3, 10, 27, 28, 38, and 49
Epidermodysplasia verruciformis - 2, 3, 5, 8, 9, 10, 12, 14, 15, 17, 19, 20, 21-25, 28, 36-38, 40, 47, and 50
Squamous cell carcinoma or actinic keratosis - 14, 16, 18, 36, and 41
Squamous cell carcinoma, keratoacanthoma type - 7, 9, 16, 29, and 37
Squamous cell carcinoma, in immunocompromised - 48 and 60
Bowen disease (nongenital) - 2, 16, 26-29, 31, 33, 34, 54, 56, 58, 61, 62, and 73
Melanoma - 16, 18, 35, and 38
Oral focal epithelial hyperplasia - 13 and 32
Oral papilloma - 11, 7, 32, 57, 72, and 73
Laryngeal papilloma (recurrent respiratory papillomatosis) - 2, 6, 11, 16, 30, 40, and 57
Conjunctival papillomas and cancer - 6, 11, and 16
Epidermal cyst - 57, 60
Condyloma acuminatum -1-5, 6, 11, 10, 16, 18, 30, 31, 33, 35, 39-45, 51-59, 70, and 83
Giant condyloma of Buschke and Löwenstein and other verrucous carcinoma - 6, 11, 57, 72, and 73
Bowenoid papulosis - 16, 34, 39, 40, 42, and 45
Vulvar intraepithelial neoplasia - 56, 59-64, 67, and 71
Cervical squamous intraepithelial lesions (SIL)
Low-grade squamous intraepithelial lesions (LGSIL) - 6, 11, 16, 18, 26, 27, 30, 31, 33-35, 40, 42-45, 51-58, 61, 62, 67-69, 71-74, and 82
High-grade squamous intraepithelial lesions (HGSIL) - 6, 11, 16, 18, 31, 33, 35, 39, 42, 44, 45, 51, 52, 56, 58, 59, 61, 64, 66, 68, and 82
Cervical cancer - 16, 18, 31, 33, 35, 39, 45, 51, 52, 56, 58, 59, and 66

2007-06-05 11:29:17 · answer #2 · answered by tarnishedsilverheart 7 · 0 0

1

2016-12-24 21:33:40 · answer #3 · answered by Anonymous · 0 0

No it ranges from 1 to 100+. They are the different strands of the virus. Some cause cervical cancer. Some cause warts on your hands and feet. Some cause genital warts. And some do nothing at all. I think the cancer causing (high risk) ones are HPV-16 and HPV-18. By specifying the particular strands they were better at developing a vaccine for it.

That's all that means.

2007-06-07 08:37:31 · answer #4 · answered by Anonymous · 0 0

those are the different starnds of hpv. there are more than 18. there is about 100. 18 and 16 are for the cancer causing hpv. 11 and 6 i think are the ones that cause genital warts. the rest are for the ones that cause warts on the hands, feet or wherever.

2007-06-05 06:19:44 · answer #5 · answered by ashes 2 · 0 0

Viruses are the smallest parasites, ranging from 0.02 to 0.3 μm. They depend completely on cells (bacterial, plant, or animal) to reproduce. Viruses have an outer cover of protein, and sometimes lipid, and an RNA or DNA core. For infection to occur, the virus first attaches to the host cell. The viral DNA or RNA then separates from the outer cover (uncoating) and replicates inside the host cell in a process that requires specific enzymes. Most RNA viruses replicate their nucleic acid in the cytoplasm, whereas most DNA viruses do so in the nucleus. The host cell typically dies, releasing new viruses that infect other host cells.
Papillomaviruses are a diverse group of DNA-based viruses that infect the skin and mucous membranes of humans and a variety of animals. Over 100 different human papillomavirus (HPV) types have been characterized.
Each type of HPV has the potential to cause an abnormal growth on a particular part of your body — genital warts and other lesions on or near your genitals or anus, common warts on your hands, plantar warts on your feet, and warts and other lesions in your mouth and upper respiratory system.
Please see the web pages for more details on Human papilloma virus.

2007-06-05 05:51:19 · answer #6 · answered by gangadharan nair 7 · 0 0

i believe those are different varieties of hpv. there are many different types that vary in severity and symptoms.

yea after i read about hpv i didnt want to have sex anymore.. probability of getting it is so high.....

2007-06-05 05:35:34 · answer #7 · answered by NAQ 5 · 0 0

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