Human papillomavirus (HPV) is the abbreviation of human papillomavirus (HPV), which belongs to the A genus of Papillomavirus, and is a sexually transmitted disease caused by spherical DNA virus infection. The main types are HPV 1, 2,6, 1 1, 16,18,31,33 and 35, etc. The long-term infection of HPV 16 and 18 may be related to female cervical cancer.
Human papillomavirus is a highly specific epithelial virus. It has long been known that human papillomavirus can cause benign tumors and warts in humans, such as common warts, condyloma acuminatum and papilloma on mucosa near reproductive organs. Like hepatitis B virus, human papillomavirus is also a DNA virus.
It used to be a member of the polyoma virus family. 1999, the International Committee for Virus Classification (ICTV) cancelled the polyoma virus family and replaced it with the papillomavirus family. Therefore, human papillomavirus belongs to this family.
Extended data:
Transmission route of human papillomavirus.
1, sexual transmission route.
2. Close contact.
3. Indirect contact: through contact with clothes, daily necessities, utensils, etc. An infected person.
4. Iatrogenic infection: Medical staff failed to protect themselves in the process of treatment and nursing, leading to their own infection or transmission to patients through medical staff.
5. Mother-to-child transmission: it is the close contact between the baby and the pregnant woman through the birth canal.
Baidu encyclopedia-human papillomavirus virus