In recent years, it has become clear that certain types of human cancers have a viral component to their etiology. Cancers due to Human Papilloma Virus (HPV) are most common among these. This has been a study of intense research for number of years. Specific types of HPV genotypes were found to be the causative agents of some common cancers, most notable invasive cervical carcinoma. Apart from this anogenital cancer, HPV’s are also causally associated with other anogenital cancers such as cancers of vulva, vagina, penis and anus. HPV is also responsible for approximately 20-30% of head and neck cancers.
Association OF HPV with Cervical cancer
The link between HPV and cervical cancer is now established beyond doubts. Many epidemiological, and molecular evidences suggest the causal...