After the exclusion of the pregnancy factor, it is considered to be due to non-disease factors, such as gynecological examination, the factor of birth control ring, drug factors, etc.; it may also be due to disease factors, such as endometrial polyps, aplastic anemia, endometrial cancer, etc..
1. Pregnancy factors: If a 45-year-old woman is not menopausal and has a small amount of bleeding from the lower body, she needs to exclude pregnancy factors first, such as bleeding in the womb, pre-menstrual abortion, ectopic pregnancy, and hyperemesis gravidarum.
2. Gynecological examination: 45-year-old women who undergo specialized checkups, such as gynecological examination, cervical cancer screening and other examinations, may cause uterine and vaginal injuries, which may result in small amount of bleeding from the lower body.
3. Factors of birth control ring: Inflammation of genitals caused by improper placement of birth control ring or prolonged release of the ring can also lead to small amount of bleeding in the lower body.
4. Drug factors: taking estrogen and progesterone can cause breakthrough bleeding or withdrawal bleeding.
5. Endometrial polyps: most patients are asymptomatic, and those with symptoms may have irregular vaginal bleeding, increased menstrual flow and prolonged menstrual period.
6. Aplastic anemia: it is a bone marrow hematopoietic failure caused by various etiological factors and mechanisms, and patients may have anemia, infection, bleeding and other manifestations, resulting in vaginal bleeding.
7. Endometrial cancer: mainly manifested by vaginal bleeding and abnormal vaginal discharge, often accompanied by lower abdominal distension and pain, and in serious cases, anemia and emaciation may occur.
In addition, there are other reasons that can cause small amount of bleeding from lower body at the age of 45, and it is recommended to go to hospital for consultation in time.