The discharge of a piece of flesh during menstruation is considered to be due to a mass of endometrial lining and is not accompanied by discomfort. If you are a woman of childbearing age and have had unprotected sex, you need to consider whether the discharged tissue is pregnancy tissue, it is recommended to carry out blood HCG tests to clarify the pathology, as well as ultrasound examination of the uterine adnexa, to prevent incomplete abortion, retained abortion, severe hemorrhage may occur, and may be infected, you need to pay attention to observe the presence or absence of abdominal pain, heavy vaginal bleeding, to avoid accidents, the majority of women are delayed menstruation. Most of the women have delayed menstruation. During menstruation, you need to pay attention to observe the amount of menstruation, the duration of menstruation, and whether there are any symptoms of menstrual discomfort, which can effectively determine whether the organism is in a normal state.