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Condition Guide
Routine Testing

HPV (Human Papillomavirus)

The Most Common Sexually Transmitted Infection

Most sexually active people will get HPV at some point. While most infections clear naturally, some HPV types cause genital warts and others can lead to cancer. Vaccination is transforming HPV-related disease prevention.

What is HPV (Human Papillomavirus)?

Human Papillomavirus (HPV) is a group of over 200 related viruses, about 40 of which affect the genital area. HPV is incredibly common - most sexually active people acquire it at some point. The majority clear the virus naturally within 2 years. However, certain 'high-risk' types can cause cervical, anal, throat, and other cancers, while 'low-risk' types cause genital warts. Vaccination dramatically reduces these risks.

Symptoms

  • Most HPV infections cause no symptoms
  • Low-risk HPV: genital warts (fleshy growths)
  • Warts may be flat, raised, or cauliflower-like
  • Warts can appear weeks to months after infection
  • High-risk HPV: usually no symptoms until abnormal cells develop
  • Cervical screening detects high-risk HPV and cell changes

Causes

  • Skin-to-skin sexual contact
  • Vaginal, anal, or oral sex
  • Genital touching without penetration
  • Condoms reduce but don't eliminate transmission
  • The virus can be present without symptoms
  • Can be transmitted even with only one lifetime partner
  • Shared sex toys (less common)

Who Is at Risk?

  • Anyone who is sexually active
  • People with multiple sexual partners
  • People not vaccinated against HPV
  • Immunocompromised individuals (slower clearance)
  • People who smoke (higher cancer risk)
  • Men who have sex with men (higher anal cancer risk)
  • People with HIV

Potential Complications

  • Genital warts (benign but distressing)
  • Cervical cancer (caused by high-risk HPV)
  • Anal cancer
  • Throat and mouth cancers
  • Penile cancer (rare)
  • Vulvar and vaginal cancers
  • Respiratory papillomatosis (rare, in infants)

How We Diagnose

Genital warts are diagnosed visually by a clinician. High-risk HPV is detected through cervical screening (smear tests) for women. There is no routine HPV test for men, but anal HPV testing may be offered to high-risk groups. We can examine for warts and advise on screening. HPV testing should be interpreted with expert guidance.

Treatment Options

HPV infections cannot be treated directly - the immune system clears most infections. Genital warts can be treated with topical creams (podophyllotoxin, imiquimod) or procedures (cryotherapy, electrocautery). Wart treatment doesn't eliminate the virus, so recurrence is possible. Pre-cancerous cell changes detected on screening can be treated to prevent cancer development.

Prevention

HPV vaccination (ideally before sexual debut)
NHS offers vaccination to all 12-13 year olds
Catch-up vaccination available up to age 25 (and privately for older adults)
Men who have sex with men eligible for NHS vaccine up to 45
Regular cervical screening for women
Condoms reduce but don't prevent all transmission
Limiting number of sexual partners reduces exposure

Frequently Asked Questions

Should I get the HPV vaccine if I'm already sexually active?

Yes, vaccination can still be beneficial. While you may have been exposed to some HPV types, the vaccine protects against multiple types and you're unlikely to have encountered them all. The vaccine doesn't treat existing infections but prevents new ones. We offer private HPV vaccination.

If I have HPV, will I get cancer?

No, most people with HPV - even high-risk types - do not develop cancer. About 90% of HPV infections clear within 2 years. Cancer typically develops only if high-risk HPV persists for many years. Regular cervical screening catches pre-cancerous changes early when they're easily treated.

I have genital warts - should my partner be tested?

There's no routine HPV test for partners without symptoms. Partners should be aware they may have been exposed but testing isn't usually helpful as most people clear the infection. They should watch for warts and attend promptly if any appear. The relationship timeline matters less than you might think - HPV can be dormant for years.

Do genital warts mean I have the cancer-causing type of HPV?

No, genital warts are caused by low-risk HPV types (mainly types 6 and 11) which don't cause cancer. However, having warts indicates HPV exposure, and it's possible to have multiple HPV types including high-risk ones. This is why cervical screening remains important regardless of wart history.

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