The common causes of abnormal uterine bleeding are abnormal uterine bleeding, endometrial polyps, endometrial lesions, cervical lesions and other diseases.
1. Abnormal uterine bleeding: anovulatory abnormal uterine bleeding, irregular shedding of the endometrium is due to the hypothalamus-pituitary-ovarian axis regulatory dysfunction, resulting in luteal atrophy, the endometrium continues to be affected by progesterone, so that it can not be complete as scheduled shedding or slow repair, which is manifested in the menstruation of the dribbling, and has been non-stop.
2. Endometrial polyps: mainly due to endometrial inflammatory hyperplasia or endocrine disorders, the hyperplastic polyp tissue can cause vaginal bleeding, the bleeding is sometimes more or less.
3. Endometrial lesions: endometrial cancer and endometritis may cause abnormal uterine bleeding, endometrial cancer can be treated by surgery and endometritis can be treated symptomatically.
4. Cervical lesions: cervical cancer may cause persistent vaginal bleeding, which should be diagnosed clearly and treated timely.
Hyperthyroidism and blood diseases may also cause this symptom, so it is recommended to go to the hospital in time to find out the cause and target treatment. Do not delay the time and make mistakes.