Poor liver function: Poor liver function will slow down the secretion of female sex hormones, cause endometrial hyperplasia and cause menstrual disorder. Malignant tumor: such as cervical cancer, endometrial cancer, ovarian cancer and some tumors that secrete female hormones, which lead to endometrial hyperplasia and menstrual disorder, or direct bleeding at the cervix due to tumor invasion. Uterine tumor: common causes of uterine bleeding after menstrual disorder, such as uterine polyps, uterine fibroids, adenomas, etc. , will lead to excessive menstrual blood. For some submucosal uterine fibroids or endometrial polyps, there is often a lot of bleeding. Pregnancy: menstrual disorder during pregnancy is caused by implantation or endometrial support, so abnormal bleeding will occur in the early pregnancy. At this time, we should guard against premature delivery or miscarriage. Coagulation difficulty: For example, people who lack platelets or leukemia will be unable to stop bleeding automatically due to coagulation dysfunction after menstruation, resulting in a considerable menstrual flow. The above introduces the situation of menstrual disorders for everyone. For a woman who is menstruating, it is far from menstrual troubles that bother her. What bothers her most is menstrual disorder. The above introduces five factors that lead to this disease, and I hope it will help you. Good article recommendation: The doctor tells you orally: What is the vagina of menopausal women >>& gt Eggs have the best effect in treating dysmenorrhea >>& gt There are three periods in women's life when they are most prone to get sick. & gt Why is there vaginal bleeding after menopause >>& gt The food that women often use to masturbate can actually cure irregular menstruation >>& gt Why do premenstrual women often have abdominal pain >>& gt Recommended reading: How to treat genital herpes in Changping Maternity Hospital hpv Beijing Penile Cancer Hospital Changchun Double Eyelids Shanghai Vitiligo Treatment Best Hospital Where is the best hospital for vitiligo? Does the second hospital of Hebei Medical University need to go to Korea for plastic surgery?