Blood on the brush head of cervical cancer screening may be a normal phenomenon, which is a normal operation to damage the cervical mucosa, or it may be contact bleeding of cervical cancer. The high incidence age of cervical cancer is usually 50 to 55 years old, and it is the most common gynecological malignant tumor. However, due to people’s attention and the popularization of cervical cancer screening, the incidence and mortality rate of cervical cancer have decreased significantly. However, it should be noted that cervical cancer often manifests as contact bleeding, which can be manifested as vaginal bleeding after sexual intercourse or gynecological examination. It can also manifest as prolonged menstrual period, increased menstrual flow and irregular vaginal bleeding. Especially the elderly patients often show irregular vaginal bleeding after menopause, which should be taken seriously and go to the hospital in time.