What are the symptoms of dysfunctional uterine bleeding?

Dysfunctional uterine bleeding is mainly manifested as menstrual disorder, divided into ovulation and anovulatory dysfunctional uterine bleeding, of which anovulatory dysfunctional uterine bleeding, whether menstrual cycle, menstrual bleeding volume, duration of time are completely disordered, lost normal menstrual cycle and bleeding from limited bleeding, interval length varies, short is a few days, long is several months, often misdiagnosed as amenorrhea, bleeding volume can also be more or less, less bleeding, more bleeding, and even cause anemia and shock. Ovulatory abnormal uterine bleeding, including luteal insufficiency and irregular endometrial shedding, luteal insufficiency of patients with normal performance for menstrual cycle shortening, mainly luteal phase shortening; followed by irregular endometrial shedding will be manifested as menstrual duration prolonged, normal can reach 9-10 days, but menstrual cycle is normal, and bleeding volume will be slightly more.