Vial of<unk>  vaccine Avoiding exposure Prevention of<unk> +OPC involves avoiding or reducing exposure to risk factors where possible. Vaccination About 90% of<unk> +OPC carry<unk>  16, and another 5% type 18. These two types are both targets of available vaccines.<unk>  vaccines given prior to exposure can prevent persistent genital infection and the consequent precancerous state. Therefore, they have a theoretical potential to prevent oral<unk>  infection. A 2010 review study has found that<unk> 16 oral infection was rare (1.3%) among the 3,977 healthy subjects analyzed.
HPV-positive oropharyngeal cancer
Tobacco
Hepatitis C and HIV coinfection
Branchial cleft cyst
Circumcision and HIV
Oral florid papillomatosis
Hormone receptor positive breast tumor
Human papillomavirus infection