Auntie refers to menstruation, and hematochezia refers to a particularly heavy menstrual flow in a short period of time, which may be manifested by changing a sanitary napkin in 1 to 2 hours, accompanied by a large number of blood clots. Discover this situation, need to quickly seek medical attention, otherwise prone to hemorrhagic shock. Normal menstrual bleeding is between 20 to 60 ml, and hemorrhagic bleeding can reach 100 to 200 ml, and it is a short period of time with increased bleeding, 1 to 2 hours of sanitary napkin wetting, accompanied by a large number of blood clots. This sometimes occurs during puberty or menopause, due to endocrine disorders, the endometrium is subjected to a single estrogen, proliferation is too thick, and a large amount of endometrial detachment causes bleeding. Patients with adenomyosis or fibroids may also experience increased menstrual flow. When you notice the symptoms of sudden increase in menstrual flow, you need to consult a doctor in time.