Many female friends find irregular bleeding during non menstrual periods, which may be due to prolonged or excessive menstruation, or both; Excessive menstruation; Non menstrual or inter menstrual bleeding; Or bleeding after menopause. Many people don't understand why there is sudden uterine bleeding? Will this affect future pregnancy?

Common causes of uterine bleeding include:

1. Ovarian endocrine dysfunction. The main manifestations are non ovulatory uterine bleeding, ovulatory and ovulatory uterine bleeding.

2. Inflammation of reproductive organs. Common diseases include endometrial polyps, endometrial polyps, etc.

3. Common reproductive organ tumors include endometrial cancer, uterine sarcoma, fallopian tube cancer, trophoblastic cell tumors, etc.

4. Exogenous women. Progesterone induced bleeding

5. Uterine bleeding is related to systemic diseases. For example, if there is abnormal uterine bleeding in patients with aplastic anemia, leukemia, etc., it is recommended to seek medical attention in a timely manner.

What is abnormal bleeding? The total number of people has increased, which means excessive menstruation; Irregular menstruation; Irregular menstrual cycle; Irregular menstruation; Irregular menstrual cycle; Irregular menstruation; Significant reduction in menstrual blood; Abnormal uterine bleeding is a very abnormal phenomenon in women who experience menstrual bleeding or punctate bleeding. Postmenopausal bleeding refers to uterine bleeding after more than one year of menopause. You should go to the hospital for diagnosis and treatment immediately. Patients with abnormal uterine bleeding must be diagnosed by a doctor. Doctors must also conduct a thorough examination of the cause of abnormal bleeding.

Approximately 25% of abnormal uterine bleeding is due to dysfunction of the hypothalamic pituitary ovarian axis (dysfunctional uterine bleeding). As one ages, organic diseases, including gynecological tumors, gradually increase with age. Functional uterine bleeding is the most common cause of abnormal uterine bleeding. 80% of the vagina shows symptoms of cervical vaginal gland disease and clear cell adenocarcinoma. This damage is related to the use of diethylstilbestrol in the uterus, and can be directly diagnosed by biopsy of suspicious areas through cell smears and colposcopy. Most injuries do not require treatment unless malignant changes occur, but regular examinations are necessary. Primary or secondary blood diseases with abnormal coagulation can lead to abnormal bleeding. Young women should undergo hematological tests. For example, functional uterine bleeding is the most common symptom.

Pregnancy complications are the most common cause of abnormal bleeding in pregnant women. Nearly half of the women with bleeding have pregnancy symptoms or are considered early pregnancy, which is a natural abortion. Differential diagnosis includes ectopic pregnancy and gestational trophoblastic disease. Pregnancy product retention infection and endometritis usually have short-term bleeding after postpartum or abortion, but sometimes after 2 weeks. The normal menstrual cycle for women is once every 21 to 35 days, which lasts for 2 to 7 days. The actual total menstrual cycle is approximately 20ml to 50ml. The editor of 592 Baobao Net suggests that young women who experience abnormal bleeding are likely to develop pathological changes, which can seriously endanger their future pregnancy and childbirth.