Causes of uterine bleeding

There are many causes of uterine bleeding, may be due to organic lesions caused by uterine bleeding, may also be due to dysfunctional causes of uterine bleeding. Organic lesions caused by abnormal uterine bleeding, including uterine fibroids, adenomyosis, endometrial hyperplasia, endometrial polyps, endometrial cancer, cervical cancer and so on. To be judged through a comprehensive gynecological examination, ultrasound assisted examination. At the same time, but also for cervical cytology detection.The cause of dysfunctional uterine bleeding, mainly hypothalamic pituitary ovarian axis dysfunction, and each part of the lesion, resulting in abnormal hormone secretion caused. In addition, menopause due to the endometrial by a single estrogen effect, no ovulation, no progesterone antagonism, so that endometrial hyperplasia, is also the cause of uterine bleeding.