Cervical cancer

Cervical cancer is currently the only gynecological malignancy with a clear etiology, and it is associated with persistent infection with high-risk human papilloma virus. HPV virus is a double-stranded DNA virus that mainly infects the mucous epithelium of the skin and causes different lesions. Other high-risk factors are: 1. Sexual behavior: premature sexual life, multiple sexual partners; 2. Menstrual and childbirth factors: poor menstrual hygiene, prolonged periods, early childbearing, prolificity, etc .; 3 smoking; 4. Long-term oral contraceptive Wait. Its earliest symptoms mainly include vaginal bleeding and vaginal drainage, which is the third most common malignant tumor after breast and colorectal cancer among women worldwide.