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What are the two types of human papillomavirus (HPV)?

ANSWER

Sexually transmitted HPV comes in two different types:

  • Low-risk HPV types cause genital warts -- bumps on the penis or vagina
  • High-risk HPV types cause cancers in both men and women

SOURCES:

American Academy of Dermatology: "Genital Warts: Signs and Symptoms."

American Cancer Society: "HPV and Cancer," "Signs and Symptoms of Cervical Cancer."

CDC: "Genital HPV Infection -- Fact Sheet," "Questions and Answers About HPV."

Cleveland Clinic: "HPV (Human Papilloma Virus) Causes, Symptoms, Diagnosis & Treatment."

National Cancer Institute: "HPV and Cancer."

U.S. Preventive Services Task Force: "Cervical Cancer: Screening."

Vaccines.gov: "HPV (Human Papillomavirus) Vaccine."

Reviewed by Traci C. Johnson on March 27, 2019

SOURCES:

American Academy of Dermatology: "Genital Warts: Signs and Symptoms."

American Cancer Society: "HPV and Cancer," "Signs and Symptoms of Cervical Cancer."

CDC: "Genital HPV Infection -- Fact Sheet," "Questions and Answers About HPV."

Cleveland Clinic: "HPV (Human Papilloma Virus) Causes, Symptoms, Diagnosis & Treatment."

National Cancer Institute: "HPV and Cancer."

U.S. Preventive Services Task Force: "Cervical Cancer: Screening."

Vaccines.gov: "HPV (Human Papillomavirus) Vaccine."

Reviewed by Traci C. Johnson on March 27, 2019

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What cancers has human papillomavirus (HPV) been linked to?

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